Home / 580,040,715.22-870,052,553.85-143,341,387.63

Finding the Fourth Proportional to 580,040,715.22, 870,052,553.85 and 143,341,387.63

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Solution

The fourth proportional to 580,040,715.22, 870,052,553.85 and 143,341,387.63 is: 215,009,976.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,040,715.22 : 870,052,553.85 = 143,341,387.63 : x
  2. Step 2: Convert to fraction form
    580,040,715.22/870,052,553.85 = 143,341,387.63/x
  3. Step 3: Cross multiply
    580,040,715.22x = 870,052,553.85 × 143,341,387.63
  4. Step 4: Simplify right side
    580,040,715.22x = 124,714,540,379,884,304
  5. Step 5: Solve for x
    x = 124,714,540,379,884,304/580,040,715.22
  6. Step 6: Final answer
    x = 215,009,976.21

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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.