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Finding the Fourth Proportional to 130,759,978.72, 180,448,762.08 and 75,787,721.92

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Solution

The fourth proportional to 130,759,978.72, 180,448,762.08 and 75,787,721.92 is: 104,587,051.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,759,978.72 : 180,448,762.08 = 75,787,721.92 : x
  2. Step 2: Convert to fraction form
    130,759,978.72/180,448,762.08 = 75,787,721.92/x
  3. Step 3: Cross multiply
    130,759,978.72x = 180,448,762.08 × 75,787,721.92
  4. Step 4: Simplify right side
    130,759,978.72x = 13,675,800,601,327,282
  5. Step 5: Solve for x
    x = 13,675,800,601,327,282/130,759,978.72
  6. Step 6: Final answer
    x = 104,587,051.29

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