Home / 814,800,623.10-1,222,200,934.65-297,247,947.90

Finding the Fourth Proportional to 814,800,623.10, 1,222,200,934.65 and 297,247,947.90

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Solution

The fourth proportional to 814,800,623.10, 1,222,200,934.65 and 297,247,947.90 is: 445,871,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,800,623.10 : 1,222,200,934.65 = 297,247,947.90 : x
  2. Step 2: Convert to fraction form
    814,800,623.10/1,222,200,934.65 = 297,247,947.90/x
  3. Step 3: Cross multiply
    814,800,623.10x = 1,222,200,934.65 × 297,247,947.90
  4. Step 4: Simplify right side
    814,800,623.10x = 363,296,719,746,174,528
  5. Step 5: Solve for x
    x = 363,296,719,746,174,528/814,800,623.10
  6. Step 6: Final answer
    x = 445,871,921.85

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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.