Home / 91,833,862.80-126,725,947.74-57,025,805.88

Finding the Fourth Proportional to 91,833,862.80, 126,725,947.74 and 57,025,805.88

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Solution

The fourth proportional to 91,833,862.80, 126,725,947.74 and 57,025,805.88 is: 78,692,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,833,862.80 : 126,725,947.74 = 57,025,805.88 : x
  2. Step 2: Convert to fraction form
    91,833,862.80/126,725,947.74 = 57,025,805.88/x
  3. Step 3: Cross multiply
    91,833,862.80x = 126,725,947.74 × 57,025,805.88
  4. Step 4: Simplify right side
    91,833,862.80x = 7,226,649,295,780,265
  5. Step 5: Solve for x
    x = 7,226,649,295,780,265/91,833,862.80
  6. Step 6: Final answer
    x = 78,692,642.08

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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.