Home / 7,978,176,044.60-11,967,264,066.90-7,549,622,022.20

Finding the Fourth Proportional to 7,978,176,044.60, 11,967,264,066.90 and 7,549,622,022.20

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Solution

The fourth proportional to 7,978,176,044.60, 11,967,264,066.90 and 7,549,622,022.20 is: 11,324,433,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,176,044.60 : 11,967,264,066.90 = 7,549,622,022.20 : x
  2. Step 2: Convert to fraction form
    7,978,176,044.60/11,967,264,066.90 = 7,549,622,022.20/x
  3. Step 3: Cross multiply
    7,978,176,044.60x = 11,967,264,066.90 × 7,549,622,022.20
  4. Step 4: Simplify right side
    7,978,176,044.60x = 90,348,320,344,950,964,224
  5. Step 5: Solve for x
    x = 90,348,320,344,950,964,224/7,978,176,044.60
  6. Step 6: Final answer
    x = 11,324,433,033.30

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Double scale
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Similar ratio
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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.