Home / 654,676,473.92-982,144,280.84-240,156,916.43

Finding the Fourth Proportional to 654,676,473.92, 982,144,280.84 and 240,156,916.43

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Solution

The fourth proportional to 654,676,473.92, 982,144,280.84 and 240,156,916.43 is: 360,282,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,676,473.92 : 982,144,280.84 = 240,156,916.43 : x
  2. Step 2: Convert to fraction form
    654,676,473.92/982,144,280.84 = 240,156,916.43/x
  3. Step 3: Cross multiply
    654,676,473.92x = 982,144,280.84 × 240,156,916.43
  4. Step 4: Simplify right side
    654,676,473.92x = 235,868,741,969,782,848
  5. Step 5: Solve for x
    x = 235,868,741,969,782,848/654,676,473.92
  6. Step 6: Final answer
    x = 360,282,905.17

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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.