Home / 124,564,608.30-186,846,912.45-118,329,033.90

Finding the Fourth Proportional to 124,564,608.30, 186,846,912.45 and 118,329,033.90

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Solution

The fourth proportional to 124,564,608.30, 186,846,912.45 and 118,329,033.90 is: 177,493,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564,608.30 : 186,846,912.45 = 118,329,033.90 : x
  2. Step 2: Convert to fraction form
    124,564,608.30/186,846,912.45 = 118,329,033.90/x
  3. Step 3: Cross multiply
    124,564,608.30x = 186,846,912.45 × 118,329,033.90
  4. Step 4: Simplify right side
    124,564,608.30x = 22,109,414,637,406,380
  5. Step 5: Solve for x
    x = 22,109,414,637,406,380/124,564,608.30
  6. Step 6: Final answer
    x = 177,493,550.85

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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.