Home / 585,682,755.06-878,520,327.21-148,979,708.22

Finding the Fourth Proportional to 585,682,755.06, 878,520,327.21 and 148,979,708.22

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Solution

The fourth proportional to 585,682,755.06, 878,520,327.21 and 148,979,708.22 is: 223,468,594.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,682,755.06 : 878,520,327.21 = 148,979,708.22 : x
  2. Step 2: Convert to fraction form
    585,682,755.06/878,520,327.21 = 148,979,708.22/x
  3. Step 3: Cross multiply
    585,682,755.06x = 878,520,327.21 × 148,979,708.22
  4. Step 4: Simplify right side
    585,682,755.06x = 130,881,702,013,084,736
  5. Step 5: Solve for x
    x = 130,881,702,013,084,736/585,682,755.06
  6. Step 6: Final answer
    x = 223,468,594.36

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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.