Home / 348,425,323.38-523,001,176.92-154,472,945.58

Finding the Fourth Proportional to 348,425,323.38, 523,001,176.92 and 154,472,945.58

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Solution

The fourth proportional to 348,425,323.38, 523,001,176.92 and 154,472,945.58 is: 231,870,437.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,425,323.38 : 523,001,176.92 = 154,472,945.58 : x
  2. Step 2: Convert to fraction form
    348,425,323.38/523,001,176.92 = 154,472,945.58/x
  3. Step 3: Cross multiply
    348,425,323.38x = 523,001,176.92 × 154,472,945.58
  4. Step 4: Simplify right side
    348,425,323.38x = 80,789,532,340,639,120
  5. Step 5: Solve for x
    x = 80,789,532,340,639,120/348,425,323.38
  6. Step 6: Final answer
    x = 231,870,437.99

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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.