Home / 966,687,338.40-1,446,629,785.20-885,058,000.80

Finding the Fourth Proportional to 966,687,338.40, 1,446,629,785.20 and 885,058,000.80

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Solution

The fourth proportional to 966,687,338.40, 1,446,629,785.20 and 885,058,000.80 is: 1,324,472,985.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,687,338.40 : 1,446,629,785.20 = 885,058,000.80 : x
  2. Step 2: Convert to fraction form
    966,687,338.40/1,446,629,785.20 = 885,058,000.80/x
  3. Step 3: Cross multiply
    966,687,338.40x = 1,446,629,785.20 × 885,058,000.80
  4. Step 4: Simplify right side
    966,687,338.40x = 1,280,351,265,586,845,440
  5. Step 5: Solve for x
    x = 1,280,351,265,586,845,440/966,687,338.40
  6. Step 6: Final answer
    x = 1,324,472,985.97

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1.5x scale

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.