Home / 104,428,554.39-144,115,889.07-58,018,808.31

Finding the Fourth Proportional to 104,428,554.39, 144,115,889.07 and 58,018,808.31

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Solution

The fourth proportional to 104,428,554.39, 144,115,889.07 and 58,018,808.31 is: 80,068,446.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,428,554.39 : 144,115,889.07 = 58,018,808.31 : x
  2. Step 2: Convert to fraction form
    104,428,554.39/144,115,889.07 = 58,018,808.31/x
  3. Step 3: Cross multiply
    104,428,554.39x = 144,115,889.07 × 58,018,808.31
  4. Step 4: Simplify right side
    104,428,554.39x = 8,361,432,142,377,554
  5. Step 5: Solve for x
    x = 8,361,432,142,377,554/104,428,554.39
  6. Step 6: Final answer
    x = 80,068,446.71

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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.