Home / 951,555,188.46-1,427,409,081.66-361,628,045.76

Finding the Fourth Proportional to 951,555,188.46, 1,427,409,081.66 and 361,628,045.76

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Solution

The fourth proportional to 951,555,188.46, 1,427,409,081.66 and 361,628,045.76 is: 542,471,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,555,188.46 : 1,427,409,081.66 = 361,628,045.76 : x
  2. Step 2: Convert to fraction form
    951,555,188.46/1,427,409,081.66 = 361,628,045.76/x
  3. Step 3: Cross multiply
    951,555,188.46x = 1,427,409,081.66 × 361,628,045.76
  4. Step 4: Simplify right side
    951,555,188.46x = 516,191,156,700,782,080
  5. Step 5: Solve for x
    x = 516,191,156,700,782,080/951,555,188.46
  6. Step 6: Final answer
    x = 542,471,065.22

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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.