Home / 435,470,135.70-652,309,408.35-220,180,689.30

Finding the Fourth Proportional to 435,470,135.70, 652,309,408.35 and 220,180,689.30

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Solution

The fourth proportional to 435,470,135.70, 652,309,408.35 and 220,180,689.30 is: 329,818,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,470,135.70 : 652,309,408.35 = 220,180,689.30 : x
  2. Step 2: Convert to fraction form
    435,470,135.70/652,309,408.35 = 220,180,689.30/x
  3. Step 3: Cross multiply
    435,470,135.70x = 652,309,408.35 × 220,180,689.30
  4. Step 4: Simplify right side
    435,470,135.70x = 143,625,935,167,378,192
  5. Step 5: Solve for x
    x = 143,625,935,167,378,192/435,470,135.70
  6. Step 6: Final answer
    x = 329,818,105.52

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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.