Home / 245,079,906.60-367,619,859.90-218,295,280.20

Finding the Fourth Proportional to 245,079,906.60, 367,619,859.90 and 218,295,280.20

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Solution

The fourth proportional to 245,079,906.60, 367,619,859.90 and 218,295,280.20 is: 327,442,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,079,906.60 : 367,619,859.90 = 218,295,280.20 : x
  2. Step 2: Convert to fraction form
    245,079,906.60/367,619,859.90 = 218,295,280.20/x
  3. Step 3: Cross multiply
    245,079,906.60x = 367,619,859.90 × 218,295,280.20
  4. Step 4: Simplify right side
    245,079,906.60x = 80,249,680,323,955,232
  5. Step 5: Solve for x
    x = 80,249,680,323,955,232/245,079,906.60
  6. Step 6: Final answer
    x = 327,442,920.30

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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.