Home / 616,482,909.45-924,860,379.83-179,817,768.78

Finding the Fourth Proportional to 616,482,909.45, 924,860,379.83 and 179,817,768.78

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Solution

The fourth proportional to 616,482,909.45, 924,860,379.83 and 179,817,768.78 is: 269,766,326.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,482,909.45 : 924,860,379.83 = 179,817,768.78 : x
  2. Step 2: Convert to fraction form
    616,482,909.45/924,860,379.83 = 179,817,768.78/x
  3. Step 3: Cross multiply
    616,482,909.45x = 924,860,379.83 × 179,817,768.78
  4. Step 4: Simplify right side
    616,482,909.45x = 166,306,329,933,154,848
  5. Step 5: Solve for x
    x = 166,306,329,933,154,848/616,482,909.45
  6. Step 6: Final answer
    x = 269,766,326.66

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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.