Home / 173,876,729.40-260,815,094.10-130,511,143.80

Finding the Fourth Proportional to 173,876,729.40, 260,815,094.10 and 130,511,143.80

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Solution

The fourth proportional to 173,876,729.40, 260,815,094.10 and 130,511,143.80 is: 195,766,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,876,729.40 : 260,815,094.10 = 130,511,143.80 : x
  2. Step 2: Convert to fraction form
    173,876,729.40/260,815,094.10 = 130,511,143.80/x
  3. Step 3: Cross multiply
    173,876,729.40x = 260,815,094.10 × 130,511,143.80
  4. Step 4: Simplify right side
    173,876,729.40x = 34,039,276,251,295,632
  5. Step 5: Solve for x
    x = 34,039,276,251,295,632/173,876,729.40
  6. Step 6: Final answer
    x = 195,766,715.70

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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.