Home / 2,021,890,227.30-3,032,835,340.95-1,320,482,585.70

Finding the Fourth Proportional to 2,021,890,227.30, 3,032,835,340.95 and 1,320,482,585.70

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Solution

The fourth proportional to 2,021,890,227.30, 3,032,835,340.95 and 1,320,482,585.70 is: 1,980,723,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,890,227.30 : 3,032,835,340.95 = 1,320,482,585.70 : x
  2. Step 2: Convert to fraction form
    2,021,890,227.30/3,032,835,340.95 = 1,320,482,585.70/x
  3. Step 3: Cross multiply
    2,021,890,227.30x = 3,032,835,340.95 × 1,320,482,585.70
  4. Step 4: Simplify right side
    2,021,890,227.30x = 4,004,806,253,019,997,184
  5. Step 5: Solve for x
    x = 4,004,806,253,019,997,184/2,021,890,227.30
  6. Step 6: Final answer
    x = 1,980,723,878.55

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Double scale
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Similar ratio
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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.