Home / 191,772,022.80-287,327,359.80-89,325,944.40

Finding the Fourth Proportional to 191,772,022.80, 287,327,359.80 and 89,325,944.40

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Solution

The fourth proportional to 191,772,022.80, 287,327,359.80 and 89,325,944.40 is: 133,834,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,772,022.80 : 287,327,359.80 = 89,325,944.40 : x
  2. Step 2: Convert to fraction form
    191,772,022.80/287,327,359.80 = 89,325,944.40/x
  3. Step 3: Cross multiply
    191,772,022.80x = 287,327,359.80 × 89,325,944.40
  4. Step 4: Simplify right side
    191,772,022.80x = 25,665,787,766,093,596
  5. Step 5: Solve for x
    x = 25,665,787,766,093,596/191,772,022.80
  6. Step 6: Final answer
    x = 133,834,890.99

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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.