Home / 109,111,785.84-163,689,239.92-40,025,230.88

Finding the Fourth Proportional to 109,111,785.84, 163,689,239.92 and 40,025,230.88

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Solution

The fourth proportional to 109,111,785.84, 163,689,239.92 and 40,025,230.88 is: 60,045,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,111,785.84 : 163,689,239.92 = 40,025,230.88 : x
  2. Step 2: Convert to fraction form
    109,111,785.84/163,689,239.92 = 40,025,230.88/x
  3. Step 3: Cross multiply
    109,111,785.84x = 163,689,239.92 × 40,025,230.88
  4. Step 4: Simplify right side
    109,111,785.84x = 6,551,699,620,369,713
  5. Step 5: Solve for x
    x = 6,551,699,620,369,713/109,111,785.84
  6. Step 6: Final answer
    x = 60,045,755.55

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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.