Home / 247,527,943.13-341,591,280.28-136,018,812.80

Finding the Fourth Proportional to 247,527,943.13, 341,591,280.28 and 136,018,812.80

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Solution

The fourth proportional to 247,527,943.13, 341,591,280.28 and 136,018,812.80 is: 187,707,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,527,943.13 : 341,591,280.28 = 136,018,812.80 : x
  2. Step 2: Convert to fraction form
    247,527,943.13/341,591,280.28 = 136,018,812.80/x
  3. Step 3: Cross multiply
    247,527,943.13x = 341,591,280.28 × 136,018,812.80
  4. Step 4: Simplify right side
    247,527,943.13x = 46,462,840,404,469,640
  5. Step 5: Solve for x
    x = 46,462,840,404,469,640/247,527,943.13
  6. Step 6: Final answer
    x = 187,707,455.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.