Home / 4,590,874,851.40-6,876,108,609.90-3,978,654,819.40

Finding the Fourth Proportional to 4,590,874,851.40, 6,876,108,609.90 and 3,978,654,819.40

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Solution

The fourth proportional to 4,590,874,851.40, 6,876,108,609.90 and 3,978,654,819.40 is: 5,959,139,280.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590,874,851.40 : 6,876,108,609.90 = 3,978,654,819.40 : x
  2. Step 2: Convert to fraction form
    4,590,874,851.40/6,876,108,609.90 = 3,978,654,819.40/x
  3. Step 3: Cross multiply
    4,590,874,851.40x = 6,876,108,609.90 × 3,978,654,819.40
  4. Step 4: Simplify right side
    4,590,874,851.40x = 27,357,662,659,496,468,480
  5. Step 5: Solve for x
    x = 27,357,662,659,496,468,480/4,590,874,851.40
  6. Step 6: Final answer
    x = 5,959,139,280.64

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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.