Home / 186,990,359.20-280,472,236.07-57,584,475.70

Finding the Fourth Proportional to 186,990,359.20, 280,472,236.07 and 57,584,475.70

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Solution

The fourth proportional to 186,990,359.20, 280,472,236.07 and 57,584,475.70 is: 86,372,616.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,990,359.20 : 280,472,236.07 = 57,584,475.70 : x
  2. Step 2: Convert to fraction form
    186,990,359.20/280,472,236.07 = 57,584,475.70/x
  3. Step 3: Cross multiply
    186,990,359.20x = 280,472,236.07 × 57,584,475.70
  4. Step 4: Simplify right side
    186,990,359.20x = 16,150,846,660,807,294
  5. Step 5: Solve for x
    x = 16,150,846,660,807,294/186,990,359.20
  6. Step 6: Final answer
    x = 86,372,616.91

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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.