Home / 146,568,663.10-219,852,994.65-74,755,747.90

Finding the Fourth Proportional to 146,568,663.10, 219,852,994.65 and 74,755,747.90

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Solution

The fourth proportional to 146,568,663.10, 219,852,994.65 and 74,755,747.90 is: 112,133,621.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,568,663.10 : 219,852,994.65 = 74,755,747.90 : x
  2. Step 2: Convert to fraction form
    146,568,663.10/219,852,994.65 = 74,755,747.90/x
  3. Step 3: Cross multiply
    146,568,663.10x = 219,852,994.65 × 74,755,747.90
  4. Step 4: Simplify right side
    146,568,663.10x = 16,435,275,043,115,450
  5. Step 5: Solve for x
    x = 16,435,275,043,115,450/146,568,663.10
  6. Step 6: Final answer
    x = 112,133,621.85

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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.