Home / 261,514,604.15-360,890,142.52-144,039,937.62

Finding the Fourth Proportional to 261,514,604.15, 360,890,142.52 and 144,039,937.62

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Solution

The fourth proportional to 261,514,604.15, 360,890,142.52 and 144,039,937.62 is: 198,775,107.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,514,604.15 : 360,890,142.52 = 144,039,937.62 : x
  2. Step 2: Convert to fraction form
    261,514,604.15/360,890,142.52 = 144,039,937.62/x
  3. Step 3: Cross multiply
    261,514,604.15x = 360,890,142.52 × 144,039,937.62
  4. Step 4: Simplify right side
    261,514,604.15x = 51,982,593,616,253,712
  5. Step 5: Solve for x
    x = 51,982,593,616,253,712/261,514,604.15
  6. Step 6: Final answer
    x = 198,775,107.74

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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.