Home / 132,284,881.80-198,414,492.30-40,169,417.45

Finding the Fourth Proportional to 132,284,881.80, 198,414,492.30 and 40,169,417.45

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Solution

The fourth proportional to 132,284,881.80, 198,414,492.30 and 40,169,417.45 is: 60,250,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,284,881.80 : 198,414,492.30 = 40,169,417.45 : x
  2. Step 2: Convert to fraction form
    132,284,881.80/198,414,492.30 = 40,169,417.45/x
  3. Step 3: Cross multiply
    132,284,881.80x = 198,414,492.30 × 40,169,417.45
  4. Step 4: Simplify right side
    132,284,881.80x = 7,970,194,568,336,439
  5. Step 5: Solve for x
    x = 7,970,194,568,336,439/132,284,881.80
  6. Step 6: Final answer
    x = 60,250,230.11

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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.