Home / 259,200,793.60-388,857,177.60-77,466,342.40

Finding the Fourth Proportional to 259,200,793.60, 388,857,177.60 and 77,466,342.40

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Solution

The fourth proportional to 259,200,793.60, 388,857,177.60 and 77,466,342.40 is: 116,216,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,200,793.60 : 388,857,177.60 = 77,466,342.40 : x
  2. Step 2: Convert to fraction form
    259,200,793.60/388,857,177.60 = 77,466,342.40/x
  3. Step 3: Cross multiply
    259,200,793.60x = 388,857,177.60 × 77,466,342.40
  4. Step 4: Simplify right side
    259,200,793.60x = 30,123,343,264,659,216
  5. Step 5: Solve for x
    x = 30,123,343,264,659,216/259,200,793.60
  6. Step 6: Final answer
    x = 116,216,246.28

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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.