Home / 1,146,006,226.20-1,719,009,339.30-409,429,000.20

Finding the Fourth Proportional to 1,146,006,226.20, 1,719,009,339.30 and 409,429,000.20

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Solution

The fourth proportional to 1,146,006,226.20, 1,719,009,339.30 and 409,429,000.20 is: 614,143,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,006,226.20 : 1,719,009,339.30 = 409,429,000.20 : x
  2. Step 2: Convert to fraction form
    1,146,006,226.20/1,719,009,339.30 = 409,429,000.20/x
  3. Step 3: Cross multiply
    1,146,006,226.20x = 1,719,009,339.30 × 409,429,000.20
  4. Step 4: Simplify right side
    1,146,006,226.20x = 703,812,275,124,061,568
  5. Step 5: Solve for x
    x = 703,812,275,124,061,568/1,146,006,226.20
  6. Step 6: Final answer
    x = 614,143,500.30

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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.