Home / 124,426,759.10-186,640,138.65-112,333,523.90

Finding the Fourth Proportional to 124,426,759.10, 186,640,138.65 and 112,333,523.90

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Solution

The fourth proportional to 124,426,759.10, 186,640,138.65 and 112,333,523.90 is: 168,500,285.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,426,759.10 : 186,640,138.65 = 112,333,523.90 : x
  2. Step 2: Convert to fraction form
    124,426,759.10/186,640,138.65 = 112,333,523.90/x
  3. Step 3: Cross multiply
    124,426,759.10x = 186,640,138.65 × 112,333,523.90
  4. Step 4: Simplify right side
    124,426,759.10x = 20,965,944,475,739,092
  5. Step 5: Solve for x
    x = 20,965,944,475,739,092/124,426,759.10
  6. Step 6: Final answer
    x = 168,500,285.85

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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.