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Finding the Fourth Proportional to 652,869,661.58, 978,398,468.64 and 297,475,408.30

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Solution

The fourth proportional to 652,869,661.58, 978,398,468.64 and 297,475,408.30 is: 445,800,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,869,661.58 : 978,398,468.64 = 297,475,408.30 : x
  2. Step 2: Convert to fraction form
    652,869,661.58/978,398,468.64 = 297,475,408.30/x
  3. Step 3: Cross multiply
    652,869,661.58x = 978,398,468.64 × 297,475,408.30
  4. Step 4: Simplify right side
    652,869,661.58x = 291,049,483,940,063,872
  5. Step 5: Solve for x
    x = 291,049,483,940,063,872/652,869,661.58
  6. Step 6: Final answer
    x = 445,800,289.20

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Why These Related Problems?

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