Home / 204,566,505.20-306,847,658.28-118,249,989.20

Finding the Fourth Proportional to 204,566,505.20, 306,847,658.28 and 118,249,989.20

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Solution

The fourth proportional to 204,566,505.20, 306,847,658.28 and 118,249,989.20 is: 177,373,770.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,566,505.20 : 306,847,658.28 = 118,249,989.20 : x
  2. Step 2: Convert to fraction form
    204,566,505.20/306,847,658.28 = 118,249,989.20/x
  3. Step 3: Cross multiply
    204,566,505.20x = 306,847,658.28 × 118,249,989.20
  4. Step 4: Simplify right side
    204,566,505.20x = 36,284,732,277,655,288
  5. Step 5: Solve for x
    x = 36,284,732,277,655,288/204,566,505.20
  6. Step 6: Final answer
    x = 177,373,770.17

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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.