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Finding the Fourth Proportional to 188,978,848.20, 283,468,272.30 and 156,693,807.45

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Solution

The fourth proportional to 188,978,848.20, 283,468,272.30 and 156,693,807.45 is: 235,040,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,978,848.20 : 283,468,272.30 = 156,693,807.45 : x
  2. Step 2: Convert to fraction form
    188,978,848.20/283,468,272.30 = 156,693,807.45/x
  3. Step 3: Cross multiply
    188,978,848.20x = 283,468,272.30 × 156,693,807.45
  4. Step 4: Simplify right side
    188,978,848.20x = 44,417,722,877,960,368
  5. Step 5: Solve for x
    x = 44,417,722,877,960,368/188,978,848.20
  6. Step 6: Final answer
    x = 235,040,711.18

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