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Finding the Fourth Proportional to 652,098,844.80, 978,148,267.20 and 434,420,611.20

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Solution

The fourth proportional to 652,098,844.80, 978,148,267.20 and 434,420,611.20 is: 651,630,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,098,844.80 : 978,148,267.20 = 434,420,611.20 : x
  2. Step 2: Convert to fraction form
    652,098,844.80/978,148,267.20 = 434,420,611.20/x
  3. Step 3: Cross multiply
    652,098,844.80x = 978,148,267.20 × 434,420,611.20
  4. Step 4: Simplify right side
    652,098,844.80x = 424,927,768,081,244,928
  5. Step 5: Solve for x
    x = 424,927,768,081,244,928/652,098,844.80
  6. Step 6: Final answer
    x = 651,630,916.80

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