Home / 3,287,631,428.12-4,930,948,872.21-894,769,300.73

Finding the Fourth Proportional to 3,287,631,428.12, 4,930,948,872.21 and 894,769,300.73

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Solution

The fourth proportional to 3,287,631,428.12, 4,930,948,872.21 and 894,769,300.73 is: 1,342,018,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,631,428.12 : 4,930,948,872.21 = 894,769,300.73 : x
  2. Step 2: Convert to fraction form
    3,287,631,428.12/4,930,948,872.21 = 894,769,300.73/x
  3. Step 3: Cross multiply
    3,287,631,428.12x = 4,930,948,872.21 × 894,769,300.73
  4. Step 4: Simplify right side
    3,287,631,428.12x = 4,412,061,674,322,723,840
  5. Step 5: Solve for x
    x = 4,412,061,674,322,723,840/3,287,631,428.12
  6. Step 6: Final answer
    x = 1,342,018,340.80

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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.