Home / 109,087,372.80-150,543,768.86-59,530,940.10

Finding the Fourth Proportional to 109,087,372.80, 150,543,768.86 and 59,530,940.10

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Solution

The fourth proportional to 109,087,372.80, 150,543,768.86 and 59,530,940.10 is: 82,154,440.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,087,372.80 : 150,543,768.86 = 59,530,940.10 : x
  2. Step 2: Convert to fraction form
    109,087,372.80/150,543,768.86 = 59,530,940.10/x
  3. Step 3: Cross multiply
    109,087,372.80x = 150,543,768.86 × 59,530,940.10
  4. Step 4: Simplify right side
    109,087,372.80x = 8,962,012,086,432,906
  5. Step 5: Solve for x
    x = 8,962,012,086,432,906/109,087,372.80
  6. Step 6: Final answer
    x = 82,154,440.58

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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.