Home / 3,960,463,312.10-5,940,694,968.15-1,199,733,605.30

Finding the Fourth Proportional to 3,960,463,312.10, 5,940,694,968.15 and 1,199,733,605.30

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Solution

The fourth proportional to 3,960,463,312.10, 5,940,694,968.15 and 1,199,733,605.30 is: 1,799,600,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,463,312.10 : 5,940,694,968.15 = 1,199,733,605.30 : x
  2. Step 2: Convert to fraction form
    3,960,463,312.10/5,940,694,968.15 = 1,199,733,605.30/x
  3. Step 3: Cross multiply
    3,960,463,312.10x = 5,940,694,968.15 × 1,199,733,605.30
  4. Step 4: Simplify right side
    3,960,463,312.10x = 7,127,251,392,126,167,040
  5. Step 5: Solve for x
    x = 7,127,251,392,126,167,040/3,960,463,312.10
  6. Step 6: Final answer
    x = 1,799,600,407.95

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Double scale
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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.