Home / 215,264,932.70-297,157,432.41-144,741,420.29

Finding the Fourth Proportional to 215,264,932.70, 297,157,432.41 and 144,741,420.29

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Solution

The fourth proportional to 215,264,932.70, 297,157,432.41 and 144,741,420.29 is: 199,804,902.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,264,932.70 : 297,157,432.41 = 144,741,420.29 : x
  2. Step 2: Convert to fraction form
    215,264,932.70/297,157,432.41 = 144,741,420.29/x
  3. Step 3: Cross multiply
    215,264,932.70x = 297,157,432.41 × 144,741,420.29
  4. Step 4: Simplify right side
    215,264,932.70x = 43,010,988,815,267,296
  5. Step 5: Solve for x
    x = 43,010,988,815,267,296/215,264,932.70
  6. Step 6: Final answer
    x = 199,804,902.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.