Home / 469,920,627.17-648,452,446.47-271,694,840.03

Finding the Fourth Proportional to 469,920,627.17, 648,452,446.47 and 271,694,840.03

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Solution

The fourth proportional to 469,920,627.17, 648,452,446.47 and 271,694,840.03 is: 374,916,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,920,627.17 : 648,452,446.47 = 271,694,840.03 : x
  2. Step 2: Convert to fraction form
    469,920,627.17/648,452,446.47 = 271,694,840.03/x
  3. Step 3: Cross multiply
    469,920,627.17x = 648,452,446.47 × 271,694,840.03
  4. Step 4: Simplify right side
    469,920,627.17x = 176,181,183,709,370,304
  5. Step 5: Solve for x
    x = 176,181,183,709,370,304/469,920,627.17
  6. Step 6: Final answer
    x = 374,916,897.71

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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.