Home / 274,948,829.10-412,901,540.55-145,808,666.10

Finding the Fourth Proportional to 274,948,829.10, 412,901,540.55 and 145,808,666.10

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Solution

The fourth proportional to 274,948,829.10, 412,901,540.55 and 145,808,666.10 is: 218,966,645.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,948,829.10 : 412,901,540.55 = 145,808,666.10 : x
  2. Step 2: Convert to fraction form
    274,948,829.10/412,901,540.55 = 145,808,666.10/x
  3. Step 3: Cross multiply
    274,948,829.10x = 412,901,540.55 × 145,808,666.10
  4. Step 4: Simplify right side
    274,948,829.10x = 60,204,622,858,230,560
  5. Step 5: Solve for x
    x = 60,204,622,858,230,560/274,948,829.10
  6. Step 6: Final answer
    x = 218,966,645.74

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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.