Home / 359,393,776.98-539,150,294.16-126,164,031

Finding the Fourth Proportional to 359,393,776.98, 539,150,294.16 and 126,164,031

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Solution

The fourth proportional to 359,393,776.98, 539,150,294.16 and 126,164,031 is: 189,266,978.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,393,776.98 : 539,150,294.16 = 126,164,031 : x
  2. Step 2: Convert to fraction form
    359,393,776.98/539,150,294.16 = 126,164,031/x
  3. Step 3: Cross multiply
    359,393,776.98x = 539,150,294.16 × 126,164,031
  4. Step 4: Simplify right side
    359,393,776.98x = 68,021,374,426,061,352
  5. Step 5: Solve for x
    x = 68,021,374,426,061,352/359,393,776.98
  6. Step 6: Final answer
    x = 189,266,978.96

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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.