Home / 165,945,154.65-248,917,731.98-149,505,913.05

Finding the Fourth Proportional to 165,945,154.65, 248,917,731.98 and 149,505,913.05

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Solution

The fourth proportional to 165,945,154.65, 248,917,731.98 and 149,505,913.05 is: 224,258,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,945,154.65 : 248,917,731.98 = 149,505,913.05 : x
  2. Step 2: Convert to fraction form
    165,945,154.65/248,917,731.98 = 149,505,913.05/x
  3. Step 3: Cross multiply
    165,945,154.65x = 248,917,731.98 × 149,505,913.05
  4. Step 4: Simplify right side
    165,945,154.65x = 37,214,672,793,257,560
  5. Step 5: Solve for x
    x = 37,214,672,793,257,560/165,945,154.65
  6. Step 6: Final answer
    x = 224,258,869.58

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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.