Home / 539,386,576.60-809,079,864.90-481,943,709.40

Finding the Fourth Proportional to 539,386,576.60, 809,079,864.90 and 481,943,709.40

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Solution

The fourth proportional to 539,386,576.60, 809,079,864.90 and 481,943,709.40 is: 722,915,564.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,386,576.60 : 809,079,864.90 = 481,943,709.40 : x
  2. Step 2: Convert to fraction form
    539,386,576.60/809,079,864.90 = 481,943,709.40/x
  3. Step 3: Cross multiply
    539,386,576.60x = 809,079,864.90 × 481,943,709.40
  4. Step 4: Simplify right side
    539,386,576.60x = 389,930,951,290,756,800
  5. Step 5: Solve for x
    x = 389,930,951,290,756,800/539,386,576.60
  6. Step 6: Final answer
    x = 722,915,564.10

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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.