Home / 7,243,344,247.40-10,865,016,371.10-5,039,352,132.20

Finding the Fourth Proportional to 7,243,344,247.40, 10,865,016,371.10 and 5,039,352,132.20

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Solution

The fourth proportional to 7,243,344,247.40, 10,865,016,371.10 and 5,039,352,132.20 is: 7,559,028,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,344,247.40 : 10,865,016,371.10 = 5,039,352,132.20 : x
  2. Step 2: Convert to fraction form
    7,243,344,247.40/10,865,016,371.10 = 5,039,352,132.20/x
  3. Step 3: Cross multiply
    7,243,344,247.40x = 10,865,016,371.10 × 5,039,352,132.20
  4. Step 4: Simplify right side
    7,243,344,247.40x = 54,752,643,416,090,689,536
  5. Step 5: Solve for x
    x = 54,752,643,416,090,689,536/7,243,344,247.40
  6. Step 6: Final answer
    x = 7,559,028,198.30

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Double scale
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Similar ratio
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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.