Home / 89,172,755,753.50-133,771,698,701.54-28,646,737,969.92

Finding the Fourth Proportional to 89,172,755,753.50, 133,771,698,701.54 and 28,646,737,969.92

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Solution

The fourth proportional to 89,172,755,753.50, 133,771,698,701.54 and 28,646,737,969.92 is: 42,974,143,482.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,172,755,753.50 : 133,771,698,701.54 = 28,646,737,969.92 : x
  2. Step 2: Convert to fraction form
    89,172,755,753.50/133,771,698,701.54 = 28,646,737,969.92/x
  3. Step 3: Cross multiply
    89,172,755,753.50x = 133,771,698,701.54 × 28,646,737,969.92
  4. Step 4: Simplify right side
    89,172,755,753.50x = 3,832,122,800,493,435,027,456
  5. Step 5: Solve for x
    x = 3,832,122,800,493,435,027,456/89,172,755,753.50
  6. Step 6: Final answer
    x = 42,974,143,482.64

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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.