Home / 626,050,394.38-939,257,343.42-252,365,432.46

Finding the Fourth Proportional to 626,050,394.38, 939,257,343.42 and 252,365,432.46

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Solution

The fourth proportional to 626,050,394.38, 939,257,343.42 and 252,365,432.46 is: 378,621,414.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,050,394.38 : 939,257,343.42 = 252,365,432.46 : x
  2. Step 2: Convert to fraction form
    626,050,394.38/939,257,343.42 = 252,365,432.46/x
  3. Step 3: Cross multiply
    626,050,394.38x = 939,257,343.42 × 252,365,432.46
  4. Step 4: Simplify right side
    626,050,394.38x = 237,036,085,663,419,040
  5. Step 5: Solve for x
    x = 237,036,085,663,419,040/626,050,394.38
  6. Step 6: Final answer
    x = 378,621,414.17

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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.