Home / 5,391,707,325.80-8,087,560,988.70-3,521,286,948.20

Finding the Fourth Proportional to 5,391,707,325.80, 8,087,560,988.70 and 3,521,286,948.20

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Solution

The fourth proportional to 5,391,707,325.80, 8,087,560,988.70 and 3,521,286,948.20 is: 5,281,930,422.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,707,325.80 : 8,087,560,988.70 = 3,521,286,948.20 : x
  2. Step 2: Convert to fraction form
    5,391,707,325.80/8,087,560,988.70 = 3,521,286,948.20/x
  3. Step 3: Cross multiply
    5,391,707,325.80x = 8,087,560,988.70 × 3,521,286,948.20
  4. Step 4: Simplify right side
    5,391,707,325.80x = 28,478,622,952,280,797,184
  5. Step 5: Solve for x
    x = 28,478,622,952,280,797,184/5,391,707,325.80
  6. Step 6: Final answer
    x = 5,281,930,422.30

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Double scale
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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.