Home / 173,876,998.40-260,815,497.60-112,654,995.20

Finding the Fourth Proportional to 173,876,998.40, 260,815,497.60 and 112,654,995.20

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Solution

The fourth proportional to 173,876,998.40, 260,815,497.60 and 112,654,995.20 is: 168,982,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,876,998.40 : 260,815,497.60 = 112,654,995.20 : x
  2. Step 2: Convert to fraction form
    173,876,998.40/260,815,497.60 = 112,654,995.20/x
  3. Step 3: Cross multiply
    173,876,998.40x = 260,815,497.60 × 112,654,995.20
  4. Step 4: Simplify right side
    173,876,998.40x = 29,382,168,630,213,612
  5. Step 5: Solve for x
    x = 29,382,168,630,213,612/173,876,998.40
  6. Step 6: Final answer
    x = 168,982,492.80

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1.5x scale

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.