Home / 6,331,984,649.39-9,499,436,107.68-2,191,428,156.80

Finding the Fourth Proportional to 6,331,984,649.39, 9,499,436,107.68 and 2,191,428,156.80

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Solution

The fourth proportional to 6,331,984,649.39, 9,499,436,107.68 and 2,191,428,156.80 is: 3,287,647,224.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331,984,649.39 : 9,499,436,107.68 = 2,191,428,156.80 : x
  2. Step 2: Convert to fraction form
    6,331,984,649.39/9,499,436,107.68 = 2,191,428,156.80/x
  3. Step 3: Cross multiply
    6,331,984,649.39x = 9,499,436,107.68 × 2,191,428,156.80
  4. Step 4: Simplify right side
    6,331,984,649.39x = 20,817,331,760,034,095,104
  5. Step 5: Solve for x
    x = 20,817,331,760,034,095,104/6,331,984,649.39
  6. Step 6: Final answer
    x = 3,287,647,224.80

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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.