Home / 66,852,033.20-100,278,049.80-57,604,959.80

Finding the Fourth Proportional to 66,852,033.20, 100,278,049.80 and 57,604,959.80

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Solution

The fourth proportional to 66,852,033.20, 100,278,049.80 and 57,604,959.80 is: 86,407,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,852,033.20 : 100,278,049.80 = 57,604,959.80 : x
  2. Step 2: Convert to fraction form
    66,852,033.20/100,278,049.80 = 57,604,959.80/x
  3. Step 3: Cross multiply
    66,852,033.20x = 100,278,049.80 × 57,604,959.80
  4. Step 4: Simplify right side
    66,852,033.20x = 5,776,513,027,551,398
  5. Step 5: Solve for x
    x = 5,776,513,027,551,398/66,852,033.20
  6. Step 6: Final answer
    x = 86,407,439.70

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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.