Home / 245,079,142.10-367,618,713.15-218,294,515.70

Finding the Fourth Proportional to 245,079,142.10, 367,618,713.15 and 218,294,515.70

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Solution

The fourth proportional to 245,079,142.10, 367,618,713.15 and 218,294,515.70 is: 327,441,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,079,142.10 : 367,618,713.15 = 218,294,515.70 : x
  2. Step 2: Convert to fraction form
    245,079,142.10/367,618,713.15 = 218,294,515.70/x
  3. Step 3: Cross multiply
    245,079,142.10x = 367,618,713.15 × 218,294,515.70
  4. Step 4: Simplify right side
    245,079,142.10x = 80,249,148,949,336,464
  5. Step 5: Solve for x
    x = 80,249,148,949,336,464/245,079,142.10
  6. Step 6: Final answer
    x = 327,441,773.55

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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.