Home / 149,072,717.83-223,711,218.22-52,028,425.40

Finding the Fourth Proportional to 149,072,717.83, 223,711,218.22 and 52,028,425.40

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Solution

The fourth proportional to 149,072,717.83, 223,711,218.22 and 52,028,425.40 is: 78,078,286.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,072,717.83 : 223,711,218.22 = 52,028,425.40 : x
  2. Step 2: Convert to fraction form
    149,072,717.83/223,711,218.22 = 52,028,425.40/x
  3. Step 3: Cross multiply
    149,072,717.83x = 223,711,218.22 × 52,028,425.40
  4. Step 4: Simplify right side
    149,072,717.83x = 11,639,342,428,302,390
  5. Step 5: Solve for x
    x = 11,639,342,428,302,390/149,072,717.83
  6. Step 6: Final answer
    x = 78,078,286.88

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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.