Home / 442,665,299.09-664,227,744.02-180,542,154.39

Finding the Fourth Proportional to 442,665,299.09, 664,227,744.02 and 180,542,154.39

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Solution

The fourth proportional to 442,665,299.09, 664,227,744.02 and 180,542,154.39 is: 270,906,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,665,299.09 : 664,227,744.02 = 180,542,154.39 : x
  2. Step 2: Convert to fraction form
    442,665,299.09/664,227,744.02 = 180,542,154.39/x
  3. Step 3: Cross multiply
    442,665,299.09x = 664,227,744.02 × 180,542,154.39
  4. Step 4: Simplify right side
    442,665,299.09x = 119,921,107,908,265,504
  5. Step 5: Solve for x
    x = 119,921,107,908,265,504/442,665,299.09
  6. Step 6: Final answer
    x = 270,906,954.20

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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.