Home / 221,464,005.10-332,096,474.85-85,104,069.10

Finding the Fourth Proportional to 221,464,005.10, 332,096,474.85 and 85,104,069.10

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Solution

The fourth proportional to 221,464,005.10, 332,096,474.85 and 85,104,069.10 is: 127,617,855.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,464,005.10 : 332,096,474.85 = 85,104,069.10 : x
  2. Step 2: Convert to fraction form
    221,464,005.10/332,096,474.85 = 85,104,069.10/x
  3. Step 3: Cross multiply
    221,464,005.10x = 332,096,474.85 × 85,104,069.10
  4. Step 4: Simplify right side
    221,464,005.10x = 28,262,761,343,500,812
  5. Step 5: Solve for x
    x = 28,262,761,343,500,812/221,464,005.10
  6. Step 6: Final answer
    x = 127,617,855.24

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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.