Home / 88,191,571.98-121,711,185.22-52,910,704.78

Finding the Fourth Proportional to 88,191,571.98, 121,711,185.22 and 52,910,704.78

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Solution

The fourth proportional to 88,191,571.98, 121,711,185.22 and 52,910,704.78 is: 73,020,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,191,571.98 : 121,711,185.22 = 52,910,704.78 : x
  2. Step 2: Convert to fraction form
    88,191,571.98/121,711,185.22 = 52,910,704.78/x
  3. Step 3: Cross multiply
    88,191,571.98x = 121,711,185.22 × 52,910,704.78
  4. Step 4: Simplify right side
    88,191,571.98x = 6,439,824,589,599,319
  5. Step 5: Solve for x
    x = 6,439,824,589,599,319/88,191,571.98
  6. Step 6: Final answer
    x = 73,020,861.80

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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.