Home / 22,141,599,555.12-30,555,387,645.60-12,498,359,311.76

Finding the Fourth Proportional to 22,141,599,555.12, 30,555,387,645.60 and 12,498,359,311.76

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Solution

The fourth proportional to 22,141,599,555.12, 30,555,387,645.60 and 12,498,359,311.76 is: 17,247,724,707.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,141,599,555.12 : 30,555,387,645.60 = 12,498,359,311.76 : x
  2. Step 2: Convert to fraction form
    22,141,599,555.12/30,555,387,645.60 = 12,498,359,311.76/x
  3. Step 3: Cross multiply
    22,141,599,555.12x = 30,555,387,645.60 × 12,498,359,311.76
  4. Step 4: Simplify right side
    22,141,599,555.12x = 381,892,213,704,821,178,368
  5. Step 5: Solve for x
    x = 381,892,213,704,821,178,368/22,141,599,555.12
  6. Step 6: Final answer
    x = 17,247,724,707.25

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Half scale
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Double scale
Find fourth proportional to 22,141,599,556.12, 30,555,387,646.98 and 12,498,359,312.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.