Home / 2,825,550,426.75-3,899,221,502.31-1,572,486,950.49

Finding the Fourth Proportional to 2,825,550,426.75, 3,899,221,502.31 and 1,572,486,950.49

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Solution

The fourth proportional to 2,825,550,426.75, 3,899,221,502.31 and 1,572,486,950.49 is: 2,170,010,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,550,426.75 : 3,899,221,502.31 = 1,572,486,950.49 : x
  2. Step 2: Convert to fraction form
    2,825,550,426.75/3,899,221,502.31 = 1,572,486,950.49/x
  3. Step 3: Cross multiply
    2,825,550,426.75x = 3,899,221,502.31 × 1,572,486,950.49
  4. Step 4: Simplify right side
    2,825,550,426.75x = 6,131,474,929,452,488,704
  5. Step 5: Solve for x
    x = 6,131,474,929,452,488,704/2,825,550,426.75
  6. Step 6: Final answer
    x = 2,170,010,795.56

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Double scale
Find fourth proportional to 2,825,550,427.75, 3,899,221,503.69 and 1,572,486,951.49
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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.