Home / 228,884,103.20-343,326,154.80-132,138,221.60

Finding the Fourth Proportional to 228,884,103.20, 343,326,154.80 and 132,138,221.60

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Solution

The fourth proportional to 228,884,103.20, 343,326,154.80 and 132,138,221.60 is: 198,207,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,884,103.20 : 343,326,154.80 = 132,138,221.60 : x
  2. Step 2: Convert to fraction form
    228,884,103.20/343,326,154.80 = 132,138,221.60/x
  3. Step 3: Cross multiply
    228,884,103.20x = 343,326,154.80 × 132,138,221.60
  4. Step 4: Simplify right side
    228,884,103.20x = 45,366,507,524,038,304
  5. Step 5: Solve for x
    x = 45,366,507,524,038,304/228,884,103.20
  6. Step 6: Final answer
    x = 198,207,332.40

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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.