Home / 7,920,872,555,019.50-11,881,294,002,670-2,481,915,781,252.90

Finding the Fourth Proportional to 7,920,872,555,019.50, 11,881,294,002,670 and 2,481,915,781,252.90

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Solution

The fourth proportional to 7,920,872,555,019.50, 11,881,294,002,670 and 2,481,915,781,252.90 is: 3,722,869,025,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,872,555,019.50 : 11,881,294,002,670 = 2,481,915,781,252.90 : x
  2. Step 2: Convert to fraction form
    7,920,872,555,019.50/11,881,294,002,670 = 2,481,915,781,252.90/x
  3. Step 3: Cross multiply
    7,920,872,555,019.50x = 11,881,294,002,670 × 2,481,915,781,252.90
  4. Step 4: Simplify right side
    7,920,872,555,019.50x = 29,488,371,086,932,108,589,924,352
  5. Step 5: Solve for x
    x = 29,488,371,086,932,108,589,924,352/7,920,872,555,019.50
  6. Step 6: Final answer
    x = 3,722,869,025,110.77

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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.