Home / 53,146,266.60-79,719,399.90-40,297,204.20

Finding the Fourth Proportional to 53,146,266.60, 79,719,399.90 and 40,297,204.20

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Solution

The fourth proportional to 53,146,266.60, 79,719,399.90 and 40,297,204.20 is: 60,445,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146,266.60 : 79,719,399.90 = 40,297,204.20 : x
  2. Step 2: Convert to fraction form
    53,146,266.60/79,719,399.90 = 40,297,204.20/x
  3. Step 3: Cross multiply
    53,146,266.60x = 79,719,399.90 × 40,297,204.20
  4. Step 4: Simplify right side
    53,146,266.60x = 3,212,468,936,471,760
  5. Step 5: Solve for x
    x = 3,212,468,936,471,760/53,146,266.60
  6. Step 6: Final answer
    x = 60,445,806.30

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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.