Home / 12,894,426,115.78-19,350,474,162.71-4,500,331,744.81

Finding the Fourth Proportional to 12,894,426,115.78, 19,350,474,162.71 and 4,500,331,744.81

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Solution

The fourth proportional to 12,894,426,115.78, 19,350,474,162.71 and 4,500,331,744.81 is: 6,753,581,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,894,426,115.78 : 19,350,474,162.71 = 4,500,331,744.81 : x
  2. Step 2: Convert to fraction form
    12,894,426,115.78/19,350,474,162.71 = 4,500,331,744.81/x
  3. Step 3: Cross multiply
    12,894,426,115.78x = 19,350,474,162.71 × 4,500,331,744.81
  4. Step 4: Simplify right side
    12,894,426,115.78x = 87,083,553,151,569,526,784
  5. Step 5: Solve for x
    x = 87,083,553,151,569,526,784/12,894,426,115.78
  6. Step 6: Final answer
    x = 6,753,581,149.69

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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.