Home / 87,998,994,737.52-121,441,546,060.12-49,424,712,354.16

Finding the Fourth Proportional to 87,998,994,737.52, 121,441,546,060.12 and 49,424,712,354.16

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Solution

The fourth proportional to 87,998,994,737.52, 121,441,546,060.12 and 49,424,712,354.16 is: 68,207,750,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,998,994,737.52 : 121,441,546,060.12 = 49,424,712,354.16 : x
  2. Step 2: Convert to fraction form
    87,998,994,737.52/121,441,546,060.12 = 49,424,712,354.16/x
  3. Step 3: Cross multiply
    87,998,994,737.52x = 121,441,546,060.12 × 49,424,712,354.16
  4. Step 4: Simplify right side
    87,998,994,737.52x = 6,002,213,481,865,903,341,568
  5. Step 5: Solve for x
    x = 6,002,213,481,865,903,341,568/87,998,994,737.52
  6. Step 6: Final answer
    x = 68,207,750,551.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.