Home / 137,521,572.63-206,259,935.27-40,454,579.28

Finding the Fourth Proportional to 137,521,572.63, 206,259,935.27 and 40,454,579.28

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Solution

The fourth proportional to 137,521,572.63, 206,259,935.27 and 40,454,579.28 is: 60,675,272.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,521,572.63 : 206,259,935.27 = 40,454,579.28 : x
  2. Step 2: Convert to fraction form
    137,521,572.63/206,259,935.27 = 40,454,579.28/x
  3. Step 3: Cross multiply
    137,521,572.63x = 206,259,935.27 × 40,454,579.28
  4. Step 4: Simplify right side
    137,521,572.63x = 8,344,158,904,466,439
  5. Step 5: Solve for x
    x = 8,344,158,904,466,439/137,521,572.63
  6. Step 6: Final answer
    x = 60,675,272.58

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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.