Home / 115,859,113.60-173,900,644.80-58,416,246.40

Finding the Fourth Proportional to 115,859,113.60, 173,900,644.80 and 58,416,246.40

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Solution

The fourth proportional to 115,859,113.60, 173,900,644.80 and 58,416,246.40 is: 87,680,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,859,113.60 : 173,900,644.80 = 58,416,246.40 : x
  2. Step 2: Convert to fraction form
    115,859,113.60/173,900,644.80 = 58,416,246.40/x
  3. Step 3: Cross multiply
    115,859,113.60x = 173,900,644.80 × 58,416,246.40
  4. Step 4: Simplify right side
    115,859,113.60x = 10,158,622,915,755,680
  5. Step 5: Solve for x
    x = 10,158,622,915,755,680/115,859,113.60
  6. Step 6: Final answer
    x = 87,680,827.17

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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.