Home / 45,699,522.82-68,074,308.80-43,224,287.16

Finding the Fourth Proportional to 45,699,522.82, 68,074,308.80 and 43,224,287.16

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Solution

The fourth proportional to 45,699,522.82, 68,074,308.80 and 43,224,287.16 is: 64,387,181.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,699,522.82 : 68,074,308.80 = 43,224,287.16 : x
  2. Step 2: Convert to fraction form
    45,699,522.82/68,074,308.80 = 43,224,287.16/x
  3. Step 3: Cross multiply
    45,699,522.82x = 68,074,308.80 × 43,224,287.16
  4. Step 4: Simplify right side
    45,699,522.82x = 2,942,463,471,449,343.50
  5. Step 5: Solve for x
    x = 2,942,463,471,449,343.50/45,699,522.82
  6. Step 6: Final answer
    x = 64,387,181.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.