Home / 173,502,002.30-260,253,003.45-76,407,731.60

Finding the Fourth Proportional to 173,502,002.30, 260,253,003.45 and 76,407,731.60

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Solution

The fourth proportional to 173,502,002.30, 260,253,003.45 and 76,407,731.60 is: 114,611,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,502,002.30 : 260,253,003.45 = 76,407,731.60 : x
  2. Step 2: Convert to fraction form
    173,502,002.30/260,253,003.45 = 76,407,731.60/x
  3. Step 3: Cross multiply
    173,502,002.30x = 260,253,003.45 × 76,407,731.60
  4. Step 4: Simplify right side
    173,502,002.30x = 19,885,341,635,701,472
  5. Step 5: Solve for x
    x = 19,885,341,635,701,472/173,502,002.30
  6. Step 6: Final answer
    x = 114,611,597.40

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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.