Home / 10,917,509,937.90-16,376,264,906.85-8,740,727,601.90

Finding the Fourth Proportional to 10,917,509,937.90, 16,376,264,906.85 and 8,740,727,601.90

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Solution

The fourth proportional to 10,917,509,937.90, 16,376,264,906.85 and 8,740,727,601.90 is: 13,111,091,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,509,937.90 : 16,376,264,906.85 = 8,740,727,601.90 : x
  2. Step 2: Convert to fraction form
    10,917,509,937.90/16,376,264,906.85 = 8,740,727,601.90/x
  3. Step 3: Cross multiply
    10,917,509,937.90x = 16,376,264,906.85 × 8,740,727,601.90
  4. Step 4: Simplify right side
    10,917,509,937.90x = 143,140,470,687,330,123,776
  5. Step 5: Solve for x
    x = 143,140,470,687,330,123,776/10,917,509,937.90
  6. Step 6: Final answer
    x = 13,111,091,402.85

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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.