Home / 173,502,003.80-260,253,005.70-76,407,733.10

Finding the Fourth Proportional to 173,502,003.80, 260,253,005.70 and 76,407,733.10

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Solution

The fourth proportional to 173,502,003.80, 260,253,005.70 and 76,407,733.10 is: 114,611,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,502,003.80 : 260,253,005.70 = 76,407,733.10 : x
  2. Step 2: Convert to fraction form
    173,502,003.80/260,253,005.70 = 76,407,733.10/x
  3. Step 3: Cross multiply
    173,502,003.80x = 260,253,005.70 × 76,407,733.10
  4. Step 4: Simplify right side
    173,502,003.80x = 19,885,342,197,998,376
  5. Step 5: Solve for x
    x = 19,885,342,197,998,376/173,502,003.80
  6. Step 6: Final answer
    x = 114,611,599.65

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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.