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Finding the Fourth Proportional to 148,712,055.59, 205,158,978.33 and 92,860,512.77

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Solution

The fourth proportional to 148,712,055.59, 205,158,978.33 and 92,860,512.77 is: 128,107,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,712,055.59 : 205,158,978.33 = 92,860,512.77 : x
  2. Step 2: Convert to fraction form
    148,712,055.59/205,158,978.33 = 92,860,512.77/x
  3. Step 3: Cross multiply
    148,712,055.59x = 205,158,978.33 × 92,860,512.77
  4. Step 4: Simplify right side
    148,712,055.59x = 19,051,167,926,067,324
  5. Step 5: Solve for x
    x = 19,051,167,926,067,324/148,712,055.59
  6. Step 6: Final answer
    x = 128,107,757.31

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