Home / 261,674,456.45-361,113,138.12-144,204,001.52

Finding the Fourth Proportional to 261,674,456.45, 361,113,138.12 and 144,204,001.52

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Solution

The fourth proportional to 261,674,456.45, 361,113,138.12 and 144,204,001.52 is: 199,002,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,674,456.45 : 361,113,138.12 = 144,204,001.52 : x
  2. Step 2: Convert to fraction form
    261,674,456.45/361,113,138.12 = 144,204,001.52/x
  3. Step 3: Cross multiply
    261,674,456.45x = 361,113,138.12 × 144,204,001.52
  4. Step 4: Simplify right side
    261,674,456.45x = 52,073,959,518,348,456
  5. Step 5: Solve for x
    x = 52,073,959,518,348,456/261,674,456.45
  6. Step 6: Final answer
    x = 199,002,838.20

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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.