Home / 863,154,909.17-1,191,151,534.24-481,672,944.27

Finding the Fourth Proportional to 863,154,909.17, 1,191,151,534.24 and 481,672,944.27

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Solution

The fourth proportional to 863,154,909.17, 1,191,151,534.24 and 481,672,944.27 is: 664,707,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,154,909.17 : 1,191,151,534.24 = 481,672,944.27 : x
  2. Step 2: Convert to fraction form
    863,154,909.17/1,191,151,534.24 = 481,672,944.27/x
  3. Step 3: Cross multiply
    863,154,909.17x = 1,191,151,534.24 × 481,672,944.27
  4. Step 4: Simplify right side
    863,154,909.17x = 573,745,466,571,016,896
  5. Step 5: Solve for x
    x = 573,745,466,571,016,896/863,154,909.17
  6. Step 6: Final answer
    x = 664,707,412.86

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Double scale
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1.5x scale

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.