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Finding the Fourth Proportional to 147,973,956.60, 221,771,978.10 and 113,725,536.60

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Solution

The fourth proportional to 147,973,956.60, 221,771,978.10 and 113,725,536.60 is: 170,443,081.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,973,956.60 : 221,771,978.10 = 113,725,536.60 : x
  2. Step 2: Convert to fraction form
    147,973,956.60/221,771,978.10 = 113,725,536.60/x
  3. Step 3: Cross multiply
    147,973,956.60x = 221,771,978.10 × 113,725,536.60
  4. Step 4: Simplify right side
    147,973,956.60x = 25,221,137,212,265,948
  5. Step 5: Solve for x
    x = 25,221,137,212,265,948/147,973,956.60
  6. Step 6: Final answer
    x = 170,443,081.96

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