Home / 65,956,502.70-98,934,754.05-55,374,921.90

Finding the Fourth Proportional to 65,956,502.70, 98,934,754.05 and 55,374,921.90

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Solution

The fourth proportional to 65,956,502.70, 98,934,754.05 and 55,374,921.90 is: 83,062,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,956,502.70 : 98,934,754.05 = 55,374,921.90 : x
  2. Step 2: Convert to fraction form
    65,956,502.70/98,934,754.05 = 55,374,921.90/x
  3. Step 3: Cross multiply
    65,956,502.70x = 98,934,754.05 × 55,374,921.90
  4. Step 4: Simplify right side
    65,956,502.70x = 5,478,504,278,714,458
  5. Step 5: Solve for x
    x = 5,478,504,278,714,458/65,956,502.70
  6. Step 6: Final answer
    x = 83,062,382.85

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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.