Home / 993,494,304.20-1,490,241,456.30-986,691,859.40

Finding the Fourth Proportional to 993,494,304.20, 1,490,241,456.30 and 986,691,859.40

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Solution

The fourth proportional to 993,494,304.20, 1,490,241,456.30 and 986,691,859.40 is: 1,480,037,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,494,304.20 : 1,490,241,456.30 = 986,691,859.40 : x
  2. Step 2: Convert to fraction form
    993,494,304.20/1,490,241,456.30 = 986,691,859.40/x
  3. Step 3: Cross multiply
    993,494,304.20x = 1,490,241,456.30 × 986,691,859.40
  4. Step 4: Simplify right side
    993,494,304.20x = 1,470,409,113,471,610,880
  5. Step 5: Solve for x
    x = 1,470,409,113,471,610,880/993,494,304.20
  6. Step 6: Final answer
    x = 1,480,037,789.10

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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.