Home / 616,482,920.72-924,860,396.72-179,817,780.06

Finding the Fourth Proportional to 616,482,920.72, 924,860,396.72 and 179,817,780.06

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Solution

The fourth proportional to 616,482,920.72, 924,860,396.72 and 179,817,780.06 is: 269,766,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,482,920.72 : 924,860,396.72 = 179,817,780.06 : x
  2. Step 2: Convert to fraction form
    616,482,920.72/924,860,396.72 = 179,817,780.06/x
  3. Step 3: Cross multiply
    616,482,920.72x = 924,860,396.72 × 179,817,780.06
  4. Step 4: Simplify right side
    616,482,920.72x = 166,306,343,404,050,848
  5. Step 5: Solve for x
    x = 166,306,343,404,050,848/616,482,920.72
  6. Step 6: Final answer
    x = 269,766,343.58

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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.