Home / 275,330,030.22-413,006,442.24-81,241,445.49

Finding the Fourth Proportional to 275,330,030.22, 413,006,442.24 and 81,241,445.49

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Solution

The fourth proportional to 275,330,030.22, 413,006,442.24 and 81,241,445.49 is: 121,865,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,330,030.22 : 413,006,442.24 = 81,241,445.49 : x
  2. Step 2: Convert to fraction form
    275,330,030.22/413,006,442.24 = 81,241,445.49/x
  3. Step 3: Cross multiply
    275,330,030.22x = 413,006,442.24 × 81,241,445.49
  4. Step 4: Simplify right side
    275,330,030.22x = 33,553,240,364,259,792
  5. Step 5: Solve for x
    x = 33,553,240,364,259,792/275,330,030.22
  6. Step 6: Final answer
    x = 121,865,531.11

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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.