Home / 1,576,200,342.20-2,364,524,462.10-485,569,686.20

Finding the Fourth Proportional to 1,576,200,342.20, 2,364,524,462.10 and 485,569,686.20

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Solution

The fourth proportional to 1,576,200,342.20, 2,364,524,462.10 and 485,569,686.20 is: 728,423,519.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,200,342.20 : 2,364,524,462.10 = 485,569,686.20 : x
  2. Step 2: Convert to fraction form
    1,576,200,342.20/2,364,524,462.10 = 485,569,686.20/x
  3. Step 3: Cross multiply
    1,576,200,342.20x = 2,364,524,462.10 × 485,569,686.20
  4. Step 4: Simplify right side
    1,576,200,342.20x = 1,148,141,401,074,120,704
  5. Step 5: Solve for x
    x = 1,148,141,401,074,120,704/1,576,200,342.20
  6. Step 6: Final answer
    x = 728,423,519.74

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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.