Home / 91,132,896.49-125,763,393.29-49,316,963.13

Finding the Fourth Proportional to 91,132,896.49, 125,763,393.29 and 49,316,963.13

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Solution

The fourth proportional to 91,132,896.49, 125,763,393.29 and 49,316,963.13 is: 68,057,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,132,896.49 : 125,763,393.29 = 49,316,963.13 : x
  2. Step 2: Convert to fraction form
    91,132,896.49/125,763,393.29 = 49,316,963.13/x
  3. Step 3: Cross multiply
    91,132,896.49x = 125,763,393.29 × 49,316,963.13
  4. Step 4: Simplify right side
    91,132,896.49x = 6,202,268,629,740,035
  5. Step 5: Solve for x
    x = 6,202,268,629,740,035/91,132,896.49
  6. Step 6: Final answer
    x = 68,057,407.03

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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.