Home / 2,837,700,418.90-3,917,869,221.82-2,539,826,819.86

Finding the Fourth Proportional to 2,837,700,418.90, 3,917,869,221.82 and 2,539,826,819.86

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Solution

The fourth proportional to 2,837,700,418.90, 3,917,869,221.82 and 2,539,826,819.86 is: 3,506,610,232.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837,700,418.90 : 3,917,869,221.82 = 2,539,826,819.86 : x
  2. Step 2: Convert to fraction form
    2,837,700,418.90/3,917,869,221.82 = 2,539,826,819.86/x
  3. Step 3: Cross multiply
    2,837,700,418.90x = 3,917,869,221.82 × 2,539,826,819.86
  4. Step 4: Simplify right side
    2,837,700,418.90x = 9,950,709,326,282,465,280
  5. Step 5: Solve for x
    x = 9,950,709,326,282,465,280/2,837,700,418.90
  6. Step 6: Final answer
    x = 3,506,610,232.71

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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.