Home / 1,486,645,401.20-2,229,490,694.24-490,442,494.28

Finding the Fourth Proportional to 1,486,645,401.20, 2,229,490,694.24 and 490,442,494.28

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Solution

The fourth proportional to 1,486,645,401.20, 2,229,490,694.24 and 490,442,494.28 is: 735,506,245.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,645,401.20 : 2,229,490,694.24 = 490,442,494.28 : x
  2. Step 2: Convert to fraction form
    1,486,645,401.20/2,229,490,694.24 = 490,442,494.28/x
  3. Step 3: Cross multiply
    1,486,645,401.20x = 2,229,490,694.24 × 490,442,494.28
  4. Step 4: Simplify right side
    1,486,645,401.20x = 1,093,436,977,057,114,240
  5. Step 5: Solve for x
    x = 1,093,436,977,057,114,240/1,486,645,401.20
  6. Step 6: Final answer
    x = 735,506,245.25

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Double scale
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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.