Home / 359,582,354.20-539,373,531.30-155,509,010.20

Finding the Fourth Proportional to 359,582,354.20, 539,373,531.30 and 155,509,010.20

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Solution

The fourth proportional to 359,582,354.20, 539,373,531.30 and 155,509,010.20 is: 233,263,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,582,354.20 : 539,373,531.30 = 155,509,010.20 : x
  2. Step 2: Convert to fraction form
    359,582,354.20/539,373,531.30 = 155,509,010.20/x
  3. Step 3: Cross multiply
    359,582,354.20x = 539,373,531.30 × 155,509,010.20
  4. Step 4: Simplify right side
    359,582,354.20x = 83,877,443,980,541,712
  5. Step 5: Solve for x
    x = 83,877,443,980,541,712/359,582,354.20
  6. Step 6: Final answer
    x = 233,263,515.30

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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.