Home / 140,010,175.20-209,952,277.20-53,719,903.20

Finding the Fourth Proportional to 140,010,175.20, 209,952,277.20 and 53,719,903.20

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Solution

The fourth proportional to 140,010,175.20, 209,952,277.20 and 53,719,903.20 is: 80,555,688.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,010,175.20 : 209,952,277.20 = 53,719,903.20 : x
  2. Step 2: Convert to fraction form
    140,010,175.20/209,952,277.20 = 53,719,903.20/x
  3. Step 3: Cross multiply
    140,010,175.20x = 209,952,277.20 × 53,719,903.20
  4. Step 4: Simplify right side
    140,010,175.20x = 11,278,616,007,803,568
  5. Step 5: Solve for x
    x = 11,278,616,007,803,568/140,010,175.20
  6. Step 6: Final answer
    x = 80,555,688.13

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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.