Home / 112,007,999.40-167,823,042.30-54,376,175.40

Finding the Fourth Proportional to 112,007,999.40, 167,823,042.30 and 54,376,175.40

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Solution

The fourth proportional to 112,007,999.40, 167,823,042.30 and 54,376,175.40 is: 81,472,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,007,999.40 : 167,823,042.30 = 54,376,175.40 : x
  2. Step 2: Convert to fraction form
    112,007,999.40/167,823,042.30 = 54,376,175.40/x
  3. Step 3: Cross multiply
    112,007,999.40x = 167,823,042.30 × 54,376,175.40
  4. Step 4: Simplify right side
    112,007,999.40x = 9,125,575,184,266,420
  5. Step 5: Solve for x
    x = 9,125,575,184,266,420/112,007,999.40
  6. Step 6: Final answer
    x = 81,472,530.83

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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.