Home / 626,302,921.40-939,442,097.24-252,800,872.20

Finding the Fourth Proportional to 626,302,921.40, 939,442,097.24 and 252,800,872.20

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Solution

The fourth proportional to 626,302,921.40, 939,442,097.24 and 252,800,872.20 is: 379,196,349.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,302,921.40 : 939,442,097.24 = 252,800,872.20 : x
  2. Step 2: Convert to fraction form
    626,302,921.40/939,442,097.24 = 252,800,872.20/x
  3. Step 3: Cross multiply
    626,302,921.40x = 939,442,097.24 × 252,800,872.20
  4. Step 4: Simplify right side
    626,302,921.40x = 237,491,781,563,669,216
  5. Step 5: Solve for x
    x = 237,491,781,563,669,216/626,302,921.40
  6. Step 6: Final answer
    x = 379,196,349.64

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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.