Home / 2,820,025,850.26-3,891,723,272.13-1,549,843,785.94

Finding the Fourth Proportional to 2,820,025,850.26, 3,891,723,272.13 and 1,549,843,785.94

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Solution

The fourth proportional to 2,820,025,850.26, 3,891,723,272.13 and 1,549,843,785.94 is: 2,138,832,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,025,850.26 : 3,891,723,272.13 = 1,549,843,785.94 : x
  2. Step 2: Convert to fraction form
    2,820,025,850.26/3,891,723,272.13 = 1,549,843,785.94/x
  3. Step 3: Cross multiply
    2,820,025,850.26x = 3,891,723,272.13 × 1,549,843,785.94
  4. Step 4: Simplify right side
    2,820,025,850.26x = 6,031,563,129,908,764,672
  5. Step 5: Solve for x
    x = 6,031,563,129,908,764,672/2,820,025,850.26
  6. Step 6: Final answer
    x = 2,138,832,567.56

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Double scale
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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.