Home / 173,879,177.40-260,818,766.10-130,513,591.80

Finding the Fourth Proportional to 173,879,177.40, 260,818,766.10 and 130,513,591.80

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Solution

The fourth proportional to 173,879,177.40, 260,818,766.10 and 130,513,591.80 is: 195,770,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,879,177.40 : 260,818,766.10 = 130,513,591.80 : x
  2. Step 2: Convert to fraction form
    173,879,177.40/260,818,766.10 = 130,513,591.80/x
  3. Step 3: Cross multiply
    173,879,177.40x = 260,818,766.10 × 130,513,591.80
  4. Step 4: Simplify right side
    173,879,177.40x = 34,040,393,972,555,076
  5. Step 5: Solve for x
    x = 34,040,393,972,555,076/173,879,177.40
  6. Step 6: Final answer
    x = 195,770,387.70

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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.