Home / 66,508,611.42-91,825,070.73-59,527,198.95

Finding the Fourth Proportional to 66,508,611.42, 91,825,070.73 and 59,527,198.95

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Solution

The fourth proportional to 66,508,611.42, 91,825,070.73 and 59,527,198.95 is: 82,186,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508,611.42 : 91,825,070.73 = 59,527,198.95 : x
  2. Step 2: Convert to fraction form
    66,508,611.42/91,825,070.73 = 59,527,198.95/x
  3. Step 3: Cross multiply
    66,508,611.42x = 91,825,070.73 × 59,527,198.95
  4. Step 4: Simplify right side
    66,508,611.42x = 5,466,089,253,942,532
  5. Step 5: Solve for x
    x = 5,466,089,253,942,532/66,508,611.42
  6. Step 6: Final answer
    x = 82,186,188.18

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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.