Home / 80,215,060.50-110,698,129.74-43,545,631.50

Finding the Fourth Proportional to 80,215,060.50, 110,698,129.74 and 43,545,631.50

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Solution

The fourth proportional to 80,215,060.50, 110,698,129.74 and 43,545,631.50 is: 60,093,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,215,060.50 : 110,698,129.74 = 43,545,631.50 : x
  2. Step 2: Convert to fraction form
    80,215,060.50/110,698,129.74 = 43,545,631.50/x
  3. Step 3: Cross multiply
    80,215,060.50x = 110,698,129.74 × 43,545,631.50
  4. Step 4: Simplify right side
    80,215,060.50x = 4,820,419,965,397,231
  5. Step 5: Solve for x
    x = 4,820,419,965,397,231/80,215,060.50
  6. Step 6: Final answer
    x = 60,093,702.30

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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.