Home / 173,815,840.40-260,755,253.40-87,336,611.60

Finding the Fourth Proportional to 173,815,840.40, 260,755,253.40 and 87,336,611.60

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Solution

The fourth proportional to 173,815,840.40, 260,755,253.40 and 87,336,611.60 is: 131,020,741.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815,840.40 : 260,755,253.40 = 87,336,611.60 : x
  2. Step 2: Convert to fraction form
    173,815,840.40/260,755,253.40 = 87,336,611.60/x
  3. Step 3: Cross multiply
    173,815,840.40x = 260,755,253.40 × 87,336,611.60
  4. Step 4: Simplify right side
    173,815,840.40x = 22,773,480,288,855,380
  5. Step 5: Solve for x
    x = 22,773,480,288,855,380/173,815,840.40
  6. Step 6: Final answer
    x = 131,020,741.47

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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.