Home / 218,326,215.41-301,287,892.20-119,206,655.60

Finding the Fourth Proportional to 218,326,215.41, 301,287,892.20 and 119,206,655.60

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Solution

The fourth proportional to 218,326,215.41, 301,287,892.20 and 119,206,655.60 is: 164,503,937.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,326,215.41 : 301,287,892.20 = 119,206,655.60 : x
  2. Step 2: Convert to fraction form
    218,326,215.41/301,287,892.20 = 119,206,655.60/x
  3. Step 3: Cross multiply
    218,326,215.41x = 301,287,892.20 × 119,206,655.60
  4. Step 4: Simplify right side
    218,326,215.41x = 35,915,522,000,428,884
  5. Step 5: Solve for x
    x = 35,915,522,000,428,884/218,326,215.41
  6. Step 6: Final answer
    x = 164,503,937.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.