Home / 10,262,064,920.10-15,387,485,896.97-8,148,487,591.40

Finding the Fourth Proportional to 10,262,064,920.10, 15,387,485,896.97 and 8,148,487,591.40

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Solution

The fourth proportional to 10,262,064,920.10, 15,387,485,896.97 and 8,148,487,591.40 is: 12,218,275,646.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262,064,920.10 : 15,387,485,896.97 = 8,148,487,591.40 : x
  2. Step 2: Convert to fraction form
    10,262,064,920.10/15,387,485,896.97 = 8,148,487,591.40/x
  3. Step 3: Cross multiply
    10,262,064,920.10x = 15,387,485,896.97 × 8,148,487,591.40
  4. Step 4: Simplify right side
    10,262,064,920.10x = 125,384,737,894,225,608,704
  5. Step 5: Solve for x
    x = 125,384,737,894,225,608,704/10,262,064,920.10
  6. Step 6: Final answer
    x = 12,218,275,646.33

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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.