Home / 359,936,002.80-539,904,004.20-237,491,996.40

Finding the Fourth Proportional to 359,936,002.80, 539,904,004.20 and 237,491,996.40

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Solution

The fourth proportional to 359,936,002.80, 539,904,004.20 and 237,491,996.40 is: 356,237,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,936,002.80 : 539,904,004.20 = 237,491,996.40 : x
  2. Step 2: Convert to fraction form
    359,936,002.80/539,904,004.20 = 237,491,996.40/x
  3. Step 3: Cross multiply
    359,936,002.80x = 539,904,004.20 × 237,491,996.40
  4. Step 4: Simplify right side
    359,936,002.80x = 128,222,879,821,812,000
  5. Step 5: Solve for x
    x = 128,222,879,821,812,000/359,936,002.80
  6. Step 6: Final answer
    x = 356,237,994.60

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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.