Home / 435,470,136.20-652,309,409.10-220,180,689.80

Finding the Fourth Proportional to 435,470,136.20, 652,309,409.10 and 220,180,689.80

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Solution

The fourth proportional to 435,470,136.20, 652,309,409.10 and 220,180,689.80 is: 329,818,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,470,136.20 : 652,309,409.10 = 220,180,689.80 : x
  2. Step 2: Convert to fraction form
    435,470,136.20/652,309,409.10 = 220,180,689.80/x
  3. Step 3: Cross multiply
    435,470,136.20x = 652,309,409.10 × 220,180,689.80
  4. Step 4: Simplify right side
    435,470,136.20x = 143,625,935,658,668,416
  5. Step 5: Solve for x
    x = 143,625,935,658,668,416/435,470,136.20
  6. Step 6: Final answer
    x = 329,818,106.27

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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.