Home / 2,912,443,330.60-4,368,664,995.90-1,932,891,279.40

Finding the Fourth Proportional to 2,912,443,330.60, 4,368,664,995.90 and 1,932,891,279.40

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Solution

The fourth proportional to 2,912,443,330.60, 4,368,664,995.90 and 1,932,891,279.40 is: 2,899,336,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,443,330.60 : 4,368,664,995.90 = 1,932,891,279.40 : x
  2. Step 2: Convert to fraction form
    2,912,443,330.60/4,368,664,995.90 = 1,932,891,279.40/x
  3. Step 3: Cross multiply
    2,912,443,330.60x = 4,368,664,995.90 × 1,932,891,279.40
  4. Step 4: Simplify right side
    2,912,443,330.60x = 8,444,154,473,195,146,240
  5. Step 5: Solve for x
    x = 8,444,154,473,195,146,240/2,912,443,330.60
  6. Step 6: Final answer
    x = 2,899,336,919.10

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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.