Home / 1,671,690,115.01-2,306,795,234.16-984,145,308.72

Finding the Fourth Proportional to 1,671,690,115.01, 2,306,795,234.16 and 984,145,308.72

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Solution

The fourth proportional to 1,671,690,115.01, 2,306,795,234.16 and 984,145,308.72 is: 1,358,039,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,690,115.01 : 2,306,795,234.16 = 984,145,308.72 : x
  2. Step 2: Convert to fraction form
    1,671,690,115.01/2,306,795,234.16 = 984,145,308.72/x
  3. Step 3: Cross multiply
    1,671,690,115.01x = 2,306,795,234.16 × 984,145,308.72
  4. Step 4: Simplify right side
    1,671,690,115.01x = 2,270,221,707,871,297,536
  5. Step 5: Solve for x
    x = 2,270,221,707,871,297,536/1,671,690,115.01
  6. Step 6: Final answer
    x = 1,358,039,799.06

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Double scale
Find fourth proportional to 1,671,690,116.01, 2,306,795,235.53 and 984,145,309.72
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.