Home / 359,347,136.20-538,012,934.70-349,269,440.20

Finding the Fourth Proportional to 359,347,136.20, 538,012,934.70 and 349,269,440.20

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Solution

The fourth proportional to 359,347,136.20, 538,012,934.70 and 349,269,440.20 is: 522,924,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,347,136.20 : 538,012,934.70 = 349,269,440.20 : x
  2. Step 2: Convert to fraction form
    359,347,136.20/538,012,934.70 = 349,269,440.20/x
  3. Step 3: Cross multiply
    359,347,136.20x = 538,012,934.70 × 349,269,440.20
  4. Step 4: Simplify right side
    359,347,136.20x = 187,911,476,523,028,160
  5. Step 5: Solve for x
    x = 187,911,476,523,028,160/359,347,136.20
  6. Step 6: Final answer
    x = 522,924,653.05

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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.