Home / 220,271,910.12-304,286,076.90-176,509,618.92

Finding the Fourth Proportional to 220,271,910.12, 304,286,076.90 and 176,509,618.92

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Solution

The fourth proportional to 220,271,910.12, 304,286,076.90 and 176,509,618.92 is: 243,832,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,271,910.12 : 304,286,076.90 = 176,509,618.92 : x
  2. Step 2: Convert to fraction form
    220,271,910.12/304,286,076.90 = 176,509,618.92/x
  3. Step 3: Cross multiply
    220,271,910.12x = 304,286,076.90 × 176,509,618.92
  4. Step 4: Simplify right side
    220,271,910.12x = 53,709,419,476,280,808
  5. Step 5: Solve for x
    x = 53,709,419,476,280,808/220,271,910.12
  6. Step 6: Final answer
    x = 243,832,359.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.