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Finding the Fourth Proportional to 201,584,047.60, 302,376,071.40 and 99,547,375.60

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Solution

The fourth proportional to 201,584,047.60, 302,376,071.40 and 99,547,375.60 is: 149,321,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,584,047.60 : 302,376,071.40 = 99,547,375.60 : x
  2. Step 2: Convert to fraction form
    201,584,047.60/302,376,071.40 = 99,547,375.60/x
  3. Step 3: Cross multiply
    201,584,047.60x = 302,376,071.40 × 99,547,375.60
  4. Step 4: Simplify right side
    201,584,047.60x = 30,100,744,352,108,212
  5. Step 5: Solve for x
    x = 30,100,744,352,108,212/201,584,047.60
  6. Step 6: Final answer
    x = 149,321,063.40

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