Home / 20,169,963,519.60-30,254,945,279.40-6,195,562,992.30

Finding the Fourth Proportional to 20,169,963,519.60, 30,254,945,279.40 and 6,195,562,992.30

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Solution

The fourth proportional to 20,169,963,519.60, 30,254,945,279.40 and 6,195,562,992.30 is: 9,293,344,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,963,519.60 : 30,254,945,279.40 = 6,195,562,992.30 : x
  2. Step 2: Convert to fraction form
    20,169,963,519.60/30,254,945,279.40 = 6,195,562,992.30/x
  3. Step 3: Cross multiply
    20,169,963,519.60x = 30,254,945,279.40 × 6,195,562,992.30
  4. Step 4: Simplify right side
    20,169,963,519.60x = 187,446,419,307,112,235,008
  5. Step 5: Solve for x
    x = 187,446,419,307,112,235,008/20,169,963,519.60
  6. Step 6: Final answer
    x = 9,293,344,488.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.