Home / 359,448,644.28-539,070,115.86-117,132,724.92

Finding the Fourth Proportional to 359,448,644.28, 539,070,115.86 and 117,132,724.92

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Solution

The fourth proportional to 359,448,644.28, 539,070,115.86 and 117,132,724.92 is: 175,665,571.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,448,644.28 : 539,070,115.86 = 117,132,724.92 : x
  2. Step 2: Convert to fraction form
    359,448,644.28/539,070,115.86 = 117,132,724.92/x
  3. Step 3: Cross multiply
    359,448,644.28x = 539,070,115.86 × 117,132,724.92
  4. Step 4: Simplify right side
    359,448,644.28x = 63,142,751,593,621,912
  5. Step 5: Solve for x
    x = 63,142,751,593,621,912/359,448,644.28
  6. Step 6: Final answer
    x = 175,665,571.70

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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.