Home / 173,877,175.40-260,815,763.10-130,511,589.80

Finding the Fourth Proportional to 173,877,175.40, 260,815,763.10 and 130,511,589.80

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Solution

The fourth proportional to 173,877,175.40, 260,815,763.10 and 130,511,589.80 is: 195,767,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,877,175.40 : 260,815,763.10 = 130,511,589.80 : x
  2. Step 2: Convert to fraction form
    173,877,175.40/260,815,763.10 = 130,511,589.80/x
  3. Step 3: Cross multiply
    173,877,175.40x = 260,815,763.10 × 130,511,589.80
  4. Step 4: Simplify right side
    173,877,175.40x = 34,039,479,887,081,176
  5. Step 5: Solve for x
    x = 34,039,479,887,081,176/173,877,175.40
  6. Step 6: Final answer
    x = 195,767,384.70

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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.