Home / 272,413,612.20-408,620,418.30-181,241,567.40

Finding the Fourth Proportional to 272,413,612.20, 408,620,418.30 and 181,241,567.40

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Solution

The fourth proportional to 272,413,612.20, 408,620,418.30 and 181,241,567.40 is: 271,862,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,413,612.20 : 408,620,418.30 = 181,241,567.40 : x
  2. Step 2: Convert to fraction form
    272,413,612.20/408,620,418.30 = 181,241,567.40/x
  3. Step 3: Cross multiply
    272,413,612.20x = 408,620,418.30 × 181,241,567.40
  4. Step 4: Simplify right side
    272,413,612.20x = 74,059,005,084,335,648
  5. Step 5: Solve for x
    x = 74,059,005,084,335,648/272,413,612.20
  6. Step 6: Final answer
    x = 271,862,351.10

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1.5x scale

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.