Home / 146,709,719.10-219,924,610.65-54,568,784.70

Finding the Fourth Proportional to 146,709,719.10, 219,924,610.65 and 54,568,784.70

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Solution

The fourth proportional to 146,709,719.10, 219,924,610.65 and 54,568,784.70 is: 81,801,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,719.10 : 219,924,610.65 = 54,568,784.70 : x
  2. Step 2: Convert to fraction form
    146,709,719.10/219,924,610.65 = 54,568,784.70/x
  3. Step 3: Cross multiply
    146,709,719.10x = 219,924,610.65 × 54,568,784.70
  4. Step 4: Simplify right side
    146,709,719.10x = 12,001,018,728,791,178
  5. Step 5: Solve for x
    x = 12,001,018,728,791,178/146,709,719.10
  6. Step 6: Final answer
    x = 81,801,115.85

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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.