Home / 367,627,133.80-550,873,830.30-318,876,279.40

Finding the Fourth Proportional to 367,627,133.80, 550,873,830.30 and 318,876,279.40

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Solution

The fourth proportional to 367,627,133.80, 550,873,830.30 and 318,876,279.40 is: 477,822,721.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,627,133.80 : 550,873,830.30 = 318,876,279.40 : x
  2. Step 2: Convert to fraction form
    367,627,133.80/550,873,830.30 = 318,876,279.40/x
  3. Step 3: Cross multiply
    367,627,133.80x = 550,873,830.30 × 318,876,279.40
  4. Step 4: Simplify right side
    367,627,133.80x = 175,660,597,424,890,944
  5. Step 5: Solve for x
    x = 175,660,597,424,890,944/367,627,133.80
  6. Step 6: Final answer
    x = 477,822,721.11

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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.