Home / 442,871,726,978.20-664,243,093,212.90-128,770,098,050.20

Finding the Fourth Proportional to 442,871,726,978.20, 664,243,093,212.90 and 128,770,098,050.20

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Solution

The fourth proportional to 442,871,726,978.20, 664,243,093,212.90 and 128,770,098,050.20 is: 193,136,393,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,871,726,978.20 : 664,243,093,212.90 = 128,770,098,050.20 : x
  2. Step 2: Convert to fraction form
    442,871,726,978.20/664,243,093,212.90 = 128,770,098,050.20/x
  3. Step 3: Cross multiply
    442,871,726,978.20x = 664,243,093,212.90 × 128,770,098,050.20
  4. Step 4: Simplify right side
    442,871,726,978.20x = 85,534,648,242,193,270,046,720
  5. Step 5: Solve for x
    x = 85,534,648,242,193,270,046,720/442,871,726,978.20
  6. Step 6: Final answer
    x = 193,136,393,749.52

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Why These Related Problems?

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