Home / 138,360,115.17-207,548,731.22-46,252,141.29

Finding the Fourth Proportional to 138,360,115.17, 207,548,731.22 and 46,252,141.29

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Solution

The fourth proportional to 138,360,115.17, 207,548,731.22 and 46,252,141.29 is: 69,381,072.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,360,115.17 : 207,548,731.22 = 46,252,141.29 : x
  2. Step 2: Convert to fraction form
    138,360,115.17/207,548,731.22 = 46,252,141.29/x
  3. Step 3: Cross multiply
    138,360,115.17x = 207,548,731.22 × 46,252,141.29
  4. Step 4: Simplify right side
    138,360,115.17x = 9,599,573,240,716,414
  5. Step 5: Solve for x
    x = 9,599,573,240,716,414/138,360,115.17
  6. Step 6: Final answer
    x = 69,381,072.93

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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.