Home / 176,380,615.88-243,418,869.24-105,818,872.04

Finding the Fourth Proportional to 176,380,615.88, 243,418,869.24 and 105,818,872.04

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Solution

The fourth proportional to 176,380,615.88, 243,418,869.24 and 105,818,872.04 is: 146,038,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,380,615.88 : 243,418,869.24 = 105,818,872.04 : x
  2. Step 2: Convert to fraction form
    176,380,615.88/243,418,869.24 = 105,818,872.04/x
  3. Step 3: Cross multiply
    176,380,615.88x = 243,418,869.24 × 105,818,872.04
  4. Step 4: Simplify right side
    176,380,615.88x = 25,758,310,176,229,056
  5. Step 5: Solve for x
    x = 25,758,310,176,229,056/176,380,615.88
  6. Step 6: Final answer
    x = 146,038,214.28

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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.