Home / 104,172,431.13-156,243,435.87-30,376,380.48

Finding the Fourth Proportional to 104,172,431.13, 156,243,435.87 and 30,376,380.48

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Solution

The fourth proportional to 104,172,431.13, 156,243,435.87 and 30,376,380.48 is: 45,560,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,172,431.13 : 156,243,435.87 = 30,376,380.48 : x
  2. Step 2: Convert to fraction form
    104,172,431.13/156,243,435.87 = 30,376,380.48/x
  3. Step 3: Cross multiply
    104,172,431.13x = 156,243,435.87 × 30,376,380.48
  4. Step 4: Simplify right side
    104,172,431.13x = 4,746,110,055,017,598
  5. Step 5: Solve for x
    x = 4,746,110,055,017,598/104,172,431.13
  6. Step 6: Final answer
    x = 45,560,135.28

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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.