Home / 82,856,124.40-124,293,517.80-25,347,938.80

Finding the Fourth Proportional to 82,856,124.40, 124,293,517.80 and 25,347,938.80

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Solution

The fourth proportional to 82,856,124.40, 124,293,517.80 and 25,347,938.80 is: 38,024,762.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,856,124.40 : 124,293,517.80 = 25,347,938.80 : x
  2. Step 2: Convert to fraction form
    82,856,124.40/124,293,517.80 = 25,347,938.80/x
  3. Step 3: Cross multiply
    82,856,124.40x = 124,293,517.80 × 25,347,938.80
  4. Step 4: Simplify right side
    82,856,124.40x = 3,150,584,482,431,110.50
  5. Step 5: Solve for x
    x = 3,150,584,482,431,110.50/82,856,124.40
  6. Step 6: Final answer
    x = 38,024,762.87

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1.5x scale

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.