Home / 585,682,755.56-878,520,327.96-148,979,708.72

Finding the Fourth Proportional to 585,682,755.56, 878,520,327.96 and 148,979,708.72

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Solution

The fourth proportional to 585,682,755.56, 878,520,327.96 and 148,979,708.72 is: 223,468,595.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,682,755.56 : 878,520,327.96 = 148,979,708.72 : x
  2. Step 2: Convert to fraction form
    585,682,755.56/878,520,327.96 = 148,979,708.72/x
  3. Step 3: Cross multiply
    585,682,755.56x = 878,520,327.96 × 148,979,708.72
  4. Step 4: Simplify right side
    585,682,755.56x = 130,881,702,564,079,680
  5. Step 5: Solve for x
    x = 130,881,702,564,079,680/585,682,755.56
  6. Step 6: Final answer
    x = 223,468,595.11

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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.