Home / 191,437,594.20-287,227,250.10-76,504,620.60

Finding the Fourth Proportional to 191,437,594.20, 287,227,250.10 and 76,504,620.60

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Solution

The fourth proportional to 191,437,594.20, 287,227,250.10 and 76,504,620.60 is: 114,785,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,437,594.20 : 287,227,250.10 = 76,504,620.60 : x
  2. Step 2: Convert to fraction form
    191,437,594.20/287,227,250.10 = 76,504,620.60/x
  3. Step 3: Cross multiply
    191,437,594.20x = 287,227,250.10 × 76,504,620.60
  4. Step 4: Simplify right side
    191,437,594.20x = 21,974,211,794,881,812
  5. Step 5: Solve for x
    x = 21,974,211,794,881,812/191,437,594.20
  6. Step 6: Final answer
    x = 114,785,248.36

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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.