Home / 1,192,692,350.92-1,786,711,105.98-929,142,877.36

Finding the Fourth Proportional to 1,192,692,350.92, 1,786,711,105.98 and 929,142,877.36

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Solution

The fourth proportional to 1,192,692,350.92, 1,786,711,105.98 and 929,142,877.36 is: 1,391,901,186.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,692,350.92 : 1,786,711,105.98 = 929,142,877.36 : x
  2. Step 2: Convert to fraction form
    1,192,692,350.92/1,786,711,105.98 = 929,142,877.36/x
  3. Step 3: Cross multiply
    1,192,692,350.92x = 1,786,711,105.98 × 929,142,877.36
  4. Step 4: Simplify right side
    1,192,692,350.92x = 1,660,109,898,021,325,056
  5. Step 5: Solve for x
    x = 1,660,109,898,021,325,056/1,192,692,350.92
  6. Step 6: Final answer
    x = 1,391,901,186.20

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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.