Home / 359,227,812.20-538,841,718.30-322,877,247.80

Finding the Fourth Proportional to 359,227,812.20, 538,841,718.30 and 322,877,247.80

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Solution

The fourth proportional to 359,227,812.20, 538,841,718.30 and 322,877,247.80 is: 484,315,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,227,812.20 : 538,841,718.30 = 322,877,247.80 : x
  2. Step 2: Convert to fraction form
    359,227,812.20/538,841,718.30 = 322,877,247.80/x
  3. Step 3: Cross multiply
    359,227,812.20x = 538,841,718.30 × 322,877,247.80
  4. Step 4: Simplify right side
    359,227,812.20x = 173,979,731,004,526,880
  5. Step 5: Solve for x
    x = 173,979,731,004,526,880/359,227,812.20
  6. Step 6: Final answer
    x = 484,315,871.70

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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.