Home / 148,730,579.80-205,253,178.41-82,653,863.06

Finding the Fourth Proportional to 148,730,579.80, 205,253,178.41 and 82,653,863.06

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Solution

The fourth proportional to 148,730,579.80, 205,253,178.41 and 82,653,863.06 is: 114,065,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,730,579.80 : 205,253,178.41 = 82,653,863.06 : x
  2. Step 2: Convert to fraction form
    148,730,579.80/205,253,178.41 = 82,653,863.06/x
  3. Step 3: Cross multiply
    148,730,579.80x = 205,253,178.41 × 82,653,863.06
  4. Step 4: Simplify right side
    148,730,579.80x = 16,964,968,101,649,656
  5. Step 5: Solve for x
    x = 16,964,968,101,649,656/148,730,579.80
  6. Step 6: Final answer
    x = 114,065,097.61

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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.