Home / 1,162,952,834.41-1,605,010,591.49-661,236,793.08

Finding the Fourth Proportional to 1,162,952,834.41, 1,605,010,591.49 and 661,236,793.08

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Solution

The fourth proportional to 1,162,952,834.41, 1,605,010,591.49 and 661,236,793.08 is: 912,583,919.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,952,834.41 : 1,605,010,591.49 = 661,236,793.08 : x
  2. Step 2: Convert to fraction form
    1,162,952,834.41/1,605,010,591.49 = 661,236,793.08/x
  3. Step 3: Cross multiply
    1,162,952,834.41x = 1,605,010,591.49 × 661,236,793.08
  4. Step 4: Simplify right side
    1,162,952,834.41x = 1,061,292,056,373,531,776
  5. Step 5: Solve for x
    x = 1,061,292,056,373,531,776/1,162,952,834.41
  6. Step 6: Final answer
    x = 912,583,919.98

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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.