Home / 73,323,287.20-109,984,930.80-65,670,536.80

Finding the Fourth Proportional to 73,323,287.20, 109,984,930.80 and 65,670,536.80

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Solution

The fourth proportional to 73,323,287.20, 109,984,930.80 and 65,670,536.80 is: 98,505,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,323,287.20 : 109,984,930.80 = 65,670,536.80 : x
  2. Step 2: Convert to fraction form
    73,323,287.20/109,984,930.80 = 65,670,536.80/x
  3. Step 3: Cross multiply
    73,323,287.20x = 109,984,930.80 × 65,670,536.80
  4. Step 4: Simplify right side
    73,323,287.20x = 7,222,769,445,546,853
  5. Step 5: Solve for x
    x = 7,222,769,445,546,853/73,323,287.20
  6. Step 6: Final answer
    x = 98,505,805.20

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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.