Home / 89,749,998.08-123,864,838.98-52,081,460

Finding the Fourth Proportional to 89,749,998.08, 123,864,838.98 and 52,081,460

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Solution

The fourth proportional to 89,749,998.08, 123,864,838.98 and 52,081,460 is: 71,878,125.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,749,998.08 : 123,864,838.98 = 52,081,460 : x
  2. Step 2: Convert to fraction form
    89,749,998.08/123,864,838.98 = 52,081,460/x
  3. Step 3: Cross multiply
    89,749,998.08x = 123,864,838.98 × 52,081,460
  4. Step 4: Simplify right side
    89,749,998.08x = 6,451,061,656,743,311
  5. Step 5: Solve for x
    x = 6,451,061,656,743,311/89,749,998.08
  6. Step 6: Final answer
    x = 71,878,125.85

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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.