Home / 115,192,553.07-172,911,788.52-49,646,038.71

Finding the Fourth Proportional to 115,192,553.07, 172,911,788.52 and 49,646,038.71

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Solution

The fourth proportional to 115,192,553.07, 172,911,788.52 and 49,646,038.71 is: 74,522,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,192,553.07 : 172,911,788.52 = 49,646,038.71 : x
  2. Step 2: Convert to fraction form
    115,192,553.07/172,911,788.52 = 49,646,038.71/x
  3. Step 3: Cross multiply
    115,192,553.07x = 172,911,788.52 × 49,646,038.71
  4. Step 4: Simplify right side
    115,192,553.07x = 8,584,385,346,279,254
  5. Step 5: Solve for x
    x = 8,584,385,346,279,254/115,192,553.07
  6. Step 6: Final answer
    x = 74,522,051.27

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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.