Home / 123,551,627.28-185,387,895.07-49,772,340.29

Finding the Fourth Proportional to 123,551,627.28, 185,387,895.07 and 49,772,340.29

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Solution

The fourth proportional to 123,551,627.28, 185,387,895.07 and 49,772,340.29 is: 74,682,864.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,551,627.28 : 185,387,895.07 = 49,772,340.29 : x
  2. Step 2: Convert to fraction form
    123,551,627.28/185,387,895.07 = 49,772,340.29/x
  3. Step 3: Cross multiply
    123,551,627.28x = 185,387,895.07 × 49,772,340.29
  4. Step 4: Simplify right side
    123,551,627.28x = 9,227,189,398,507,444
  5. Step 5: Solve for x
    x = 9,227,189,398,507,444/123,551,627.28
  6. Step 6: Final answer
    x = 74,682,864.17

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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.