Home / 3,147,336,423.40-4,721,004,635.10-966,019,124.20

Finding the Fourth Proportional to 3,147,336,423.40, 4,721,004,635.10 and 966,019,124.20

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Solution

The fourth proportional to 3,147,336,423.40, 4,721,004,635.10 and 966,019,124.20 is: 1,449,028,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,336,423.40 : 4,721,004,635.10 = 966,019,124.20 : x
  2. Step 2: Convert to fraction form
    3,147,336,423.40/4,721,004,635.10 = 966,019,124.20/x
  3. Step 3: Cross multiply
    3,147,336,423.40x = 4,721,004,635.10 × 966,019,124.20
  4. Step 4: Simplify right side
    3,147,336,423.40x = 4,560,580,762,943,442,944
  5. Step 5: Solve for x
    x = 4,560,580,762,943,442,944/3,147,336,423.40
  6. Step 6: Final answer
    x = 1,449,028,686.30

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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.