Home / 77,121,859.24-106,428,372.02-41,839,664.24

Finding the Fourth Proportional to 77,121,859.24, 106,428,372.02 and 41,839,664.24

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Solution

The fourth proportional to 77,121,859.24, 106,428,372.02 and 41,839,664.24 is: 57,738,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,121,859.24 : 106,428,372.02 = 41,839,664.24 : x
  2. Step 2: Convert to fraction form
    77,121,859.24/106,428,372.02 = 41,839,664.24/x
  3. Step 3: Cross multiply
    77,121,859.24x = 106,428,372.02 × 41,839,664.24
  4. Step 4: Simplify right side
    77,121,859.24x = 4,452,927,350,926,610.50
  5. Step 5: Solve for x
    x = 4,452,927,350,926,610.50/77,121,859.24
  6. Step 6: Final answer
    x = 57,738,848.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.