Home / 1,332,345,091.86-1,838,629,482.15-729,504,761.45

Finding the Fourth Proportional to 1,332,345,091.86, 1,838,629,482.15 and 729,504,761.45

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Solution

The fourth proportional to 1,332,345,091.86, 1,838,629,482.15 and 729,504,761.45 is: 1,006,712,877.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,345,091.86 : 1,838,629,482.15 = 729,504,761.45 : x
  2. Step 2: Convert to fraction form
    1,332,345,091.86/1,838,629,482.15 = 729,504,761.45/x
  3. Step 3: Cross multiply
    1,332,345,091.86x = 1,838,629,482.15 × 729,504,761.45
  4. Step 4: Simplify right side
    1,332,345,091.86x = 1,341,288,961,761,579,776
  5. Step 5: Solve for x
    x = 1,341,288,961,761,579,776/1,332,345,091.86
  6. Step 6: Final answer
    x = 1,006,712,877.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.