Home / 268,143,732.80-402,215,599.20-106,585,668.80

Finding the Fourth Proportional to 268,143,732.80, 402,215,599.20 and 106,585,668.80

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Solution

The fourth proportional to 268,143,732.80, 402,215,599.20 and 106,585,668.80 is: 159,878,503.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,143,732.80 : 402,215,599.20 = 106,585,668.80 : x
  2. Step 2: Convert to fraction form
    268,143,732.80/402,215,599.20 = 106,585,668.80/x
  3. Step 3: Cross multiply
    268,143,732.80x = 402,215,599.20 × 106,585,668.80
  4. Step 4: Simplify right side
    268,143,732.80x = 42,870,418,642,524,744
  5. Step 5: Solve for x
    x = 42,870,418,642,524,744/268,143,732.80
  6. Step 6: Final answer
    x = 159,878,503.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.