Home / 271,499,612.20-407,249,418.30-98,982,053.80

Finding the Fourth Proportional to 271,499,612.20, 407,249,418.30 and 98,982,053.80

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Solution

The fourth proportional to 271,499,612.20, 407,249,418.30 and 98,982,053.80 is: 148,473,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,499,612.20 : 407,249,418.30 = 98,982,053.80 : x
  2. Step 2: Convert to fraction form
    271,499,612.20/407,249,418.30 = 98,982,053.80/x
  3. Step 3: Cross multiply
    271,499,612.20x = 407,249,418.30 × 98,982,053.80
  4. Step 4: Simplify right side
    271,499,612.20x = 40,310,383,832,189,304
  5. Step 5: Solve for x
    x = 40,310,383,832,189,304/271,499,612.20
  6. Step 6: Final answer
    x = 148,473,080.70

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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.