Home / 172,679,103.60-258,682,732.20-104,318,732.40

Finding the Fourth Proportional to 172,679,103.60, 258,682,732.20 and 104,318,732.40

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Solution

The fourth proportional to 172,679,103.60, 258,682,732.20 and 104,318,732.40 is: 156,275,161.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,679,103.60 : 258,682,732.20 = 104,318,732.40 : x
  2. Step 2: Convert to fraction form
    172,679,103.60/258,682,732.20 = 104,318,732.40/x
  3. Step 3: Cross multiply
    172,679,103.60x = 258,682,732.20 × 104,318,732.40
  4. Step 4: Simplify right side
    172,679,103.60x = 26,985,454,716,872,664
  5. Step 5: Solve for x
    x = 26,985,454,716,872,664/172,679,103.60
  6. Step 6: Final answer
    x = 156,275,161.00

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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.