Home / 172,827,344.80-259,207,839.60-51,662,749.60

Finding the Fourth Proportional to 172,827,344.80, 259,207,839.60 and 51,662,749.60

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Solution

The fourth proportional to 172,827,344.80, 259,207,839.60 and 51,662,749.60 is: 77,484,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,827,344.80 : 259,207,839.60 = 51,662,749.60 : x
  2. Step 2: Convert to fraction form
    172,827,344.80/259,207,839.60 = 51,662,749.60/x
  3. Step 3: Cross multiply
    172,827,344.80x = 259,207,839.60 × 51,662,749.60
  4. Step 4: Simplify right side
    172,827,344.80x = 13,391,389,711,611,764
  5. Step 5: Solve for x
    x = 13,391,389,711,611,764/172,827,344.80
  6. Step 6: Final answer
    x = 77,484,206.72

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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.