Home / 121,128,034.80-181,715,671.80-52,040,704.80

Finding the Fourth Proportional to 121,128,034.80, 181,715,671.80 and 52,040,704.80

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Solution

The fourth proportional to 121,128,034.80, 181,715,671.80 and 52,040,704.80 is: 78,071,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,128,034.80 : 181,715,671.80 = 52,040,704.80 : x
  2. Step 2: Convert to fraction form
    121,128,034.80/181,715,671.80 = 52,040,704.80/x
  3. Step 3: Cross multiply
    121,128,034.80x = 181,715,671.80 × 52,040,704.80
  4. Step 4: Simplify right side
    121,128,034.80x = 9,456,611,633,677,484
  5. Step 5: Solve for x
    x = 9,456,611,633,677,484/121,128,034.80
  6. Step 6: Final answer
    x = 78,071,204.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.