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Finding the Fourth Proportional to 573,797,306.13, 860,700,781.13 and 159,306,447.93

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Solution

The fourth proportional to 573,797,306.13, 860,700,781.13 and 159,306,447.93 is: 238,961,010.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,797,306.13 : 860,700,781.13 = 159,306,447.93 : x
  2. Step 2: Convert to fraction form
    573,797,306.13/860,700,781.13 = 159,306,447.93/x
  3. Step 3: Cross multiply
    573,797,306.13x = 860,700,781.13 × 159,306,447.93
  4. Step 4: Simplify right side
    573,797,306.13x = 137,115,184,171,600,144
  5. Step 5: Solve for x
    x = 137,115,184,171,600,144/573,797,306.13
  6. Step 6: Final answer
    x = 238,961,010.63

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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.