Home / 1,098,227,280.20-1,646,677,096.38-442,412,354.07

Finding the Fourth Proportional to 1,098,227,280.20, 1,646,677,096.38 and 442,412,354.07

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Solution

The fourth proportional to 1,098,227,280.20, 1,646,677,096.38 and 442,412,354.07 is: 663,351,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,227,280.20 : 1,646,677,096.38 = 442,412,354.07 : x
  2. Step 2: Convert to fraction form
    1,098,227,280.20/1,646,677,096.38 = 442,412,354.07/x
  3. Step 3: Cross multiply
    1,098,227,280.20x = 1,646,677,096.38 × 442,412,354.07
  4. Step 4: Simplify right side
    1,098,227,280.20x = 728,510,290,602,628,096
  5. Step 5: Solve for x
    x = 728,510,290,602,628,096/1,098,227,280.20
  6. Step 6: Final answer
    x = 663,351,114.78

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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.