Home / 66,260,680.45-99,261,719.53-51,619,043.01

Finding the Fourth Proportional to 66,260,680.45, 99,261,719.53 and 51,619,043.01

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Solution

The fourth proportional to 66,260,680.45, 99,261,719.53 and 51,619,043.01 is: 77,327,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,260,680.45 : 99,261,719.53 = 51,619,043.01 : x
  2. Step 2: Convert to fraction form
    66,260,680.45/99,261,719.53 = 51,619,043.01/x
  3. Step 3: Cross multiply
    66,260,680.45x = 99,261,719.53 × 51,619,043.01
  4. Step 4: Simplify right side
    66,260,680.45x = 5,123,794,969,665,627
  5. Step 5: Solve for x
    x = 5,123,794,969,665,627/66,260,680.45
  6. Step 6: Final answer
    x = 77,327,835.07

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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.