Home / 3,960,463,312.60-5,940,694,968.90-1,199,733,605.80

Finding the Fourth Proportional to 3,960,463,312.60, 5,940,694,968.90 and 1,199,733,605.80

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Solution

The fourth proportional to 3,960,463,312.60, 5,940,694,968.90 and 1,199,733,605.80 is: 1,799,600,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,463,312.60 : 5,940,694,968.90 = 1,199,733,605.80 : x
  2. Step 2: Convert to fraction form
    3,960,463,312.60/5,940,694,968.90 = 1,199,733,605.80/x
  3. Step 3: Cross multiply
    3,960,463,312.60x = 5,940,694,968.90 × 1,199,733,605.80
  4. Step 4: Simplify right side
    3,960,463,312.60x = 7,127,251,395,996,314,624
  5. Step 5: Solve for x
    x = 7,127,251,395,996,314,624/3,960,463,312.60
  6. Step 6: Final answer
    x = 1,799,600,408.70

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Double scale
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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.