Home / 172,416,092.10-258,624,138.15-153,709,368.90

Finding the Fourth Proportional to 172,416,092.10, 258,624,138.15 and 153,709,368.90

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Solution

The fourth proportional to 172,416,092.10, 258,624,138.15 and 153,709,368.90 is: 230,564,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,416,092.10 : 258,624,138.15 = 153,709,368.90 : x
  2. Step 2: Convert to fraction form
    172,416,092.10/258,624,138.15 = 153,709,368.90/x
  3. Step 3: Cross multiply
    172,416,092.10x = 258,624,138.15 × 153,709,368.90
  4. Step 4: Simplify right side
    172,416,092.10x = 39,752,953,057,342,912
  5. Step 5: Solve for x
    x = 39,752,953,057,342,912/172,416,092.10
  6. Step 6: Final answer
    x = 230,564,053.35

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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.