Home / 15,116,925,755.20-22,675,388,632.80-4,777,209,659.20

Finding the Fourth Proportional to 15,116,925,755.20, 22,675,388,632.80 and 4,777,209,659.20

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Solution

The fourth proportional to 15,116,925,755.20, 22,675,388,632.80 and 4,777,209,659.20 is: 7,165,814,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,925,755.20 : 22,675,388,632.80 = 4,777,209,659.20 : x
  2. Step 2: Convert to fraction form
    15,116,925,755.20/22,675,388,632.80 = 4,777,209,659.20/x
  3. Step 3: Cross multiply
    15,116,925,755.20x = 22,675,388,632.80 × 4,777,209,659.20
  4. Step 4: Simplify right side
    15,116,925,755.20x = 108,325,085,602,726,035,456
  5. Step 5: Solve for x
    x = 108,325,085,602,726,035,456/15,116,925,755.20
  6. Step 6: Final answer
    x = 7,165,814,488.80

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Double scale
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Similar ratio
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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.