Home / 254,644,217.84-381,809,901.11-99,016,620.21

Finding the Fourth Proportional to 254,644,217.84, 381,809,901.11 and 99,016,620.21

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Solution

The fourth proportional to 254,644,217.84, 381,809,901.11 and 99,016,620.21 is: 148,464,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,644,217.84 : 381,809,901.11 = 99,016,620.21 : x
  2. Step 2: Convert to fraction form
    254,644,217.84/381,809,901.11 = 99,016,620.21/x
  3. Step 3: Cross multiply
    254,644,217.84x = 381,809,901.11 × 99,016,620.21
  4. Step 4: Simplify right side
    254,644,217.84x = 37,805,525,970,131,440
  5. Step 5: Solve for x
    x = 37,805,525,970,131,440/254,644,217.84
  6. Step 6: Final answer
    x = 148,464,105.29

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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.