Home / 172,416,095.10-258,624,142.65-153,709,371.90

Finding the Fourth Proportional to 172,416,095.10, 258,624,142.65 and 153,709,371.90

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Solution

The fourth proportional to 172,416,095.10, 258,624,142.65 and 153,709,371.90 is: 230,564,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,416,095.10 : 258,624,142.65 = 153,709,371.90 : x
  2. Step 2: Convert to fraction form
    172,416,095.10/258,624,142.65 = 153,709,371.90/x
  3. Step 3: Cross multiply
    172,416,095.10x = 258,624,142.65 × 153,709,371.90
  4. Step 4: Simplify right side
    172,416,095.10x = 39,752,954,524,907,504
  5. Step 5: Solve for x
    x = 39,752,954,524,907,504/172,416,095.10
  6. Step 6: Final answer
    x = 230,564,057.85

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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.