Home / 979,283,722.20-1,468,925,583.30-252,272,434.20

Finding the Fourth Proportional to 979,283,722.20, 1,468,925,583.30 and 252,272,434.20

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Solution

The fourth proportional to 979,283,722.20, 1,468,925,583.30 and 252,272,434.20 is: 378,408,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,283,722.20 : 1,468,925,583.30 = 252,272,434.20 : x
  2. Step 2: Convert to fraction form
    979,283,722.20/1,468,925,583.30 = 252,272,434.20/x
  3. Step 3: Cross multiply
    979,283,722.20x = 1,468,925,583.30 × 252,272,434.20
  4. Step 4: Simplify right side
    979,283,722.20x = 370,569,432,557,745,856
  5. Step 5: Solve for x
    x = 370,569,432,557,745,856/979,283,722.20
  6. Step 6: Final answer
    x = 378,408,651.30

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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.