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Finding the Fourth Proportional to 440,978,348.72, 661,927,181.88 and 195,507,360.56

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Solution

The fourth proportional to 440,978,348.72, 661,927,181.88 and 195,507,360.56 is: 293,464,830.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,978,348.72 : 661,927,181.88 = 195,507,360.56 : x
  2. Step 2: Convert to fraction form
    440,978,348.72/661,927,181.88 = 195,507,360.56/x
  3. Step 3: Cross multiply
    440,978,348.72x = 661,927,181.88 × 195,507,360.56
  4. Step 4: Simplify right side
    440,978,348.72x = 129,411,636,212,277,856
  5. Step 5: Solve for x
    x = 129,411,636,212,277,856/440,978,348.72
  6. Step 6: Final answer
    x = 293,464,830.16

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Why These Related Problems?

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