Home / 2,687,896,469.10-4,031,844,703.65-2,143,700,885.10

Finding the Fourth Proportional to 2,687,896,469.10, 4,031,844,703.65 and 2,143,700,885.10

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Solution

The fourth proportional to 2,687,896,469.10, 4,031,844,703.65 and 2,143,700,885.10 is: 3,215,551,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,896,469.10 : 4,031,844,703.65 = 2,143,700,885.10 : x
  2. Step 2: Convert to fraction form
    2,687,896,469.10/4,031,844,703.65 = 2,143,700,885.10/x
  3. Step 3: Cross multiply
    2,687,896,469.10x = 4,031,844,703.65 × 2,143,700,885.10
  4. Step 4: Simplify right side
    2,687,896,469.10x = 8,643,069,059,800,252,416
  5. Step 5: Solve for x
    x = 8,643,069,059,800,252,416/2,687,896,469.10
  6. Step 6: Final answer
    x = 3,215,551,327.65

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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.