Home / 86,607,255.96-129,872,055.78-51,608,876.40

Finding the Fourth Proportional to 86,607,255.96, 129,872,055.78 and 51,608,876.40

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Solution

The fourth proportional to 86,607,255.96, 129,872,055.78 and 51,608,876.40 is: 77,390,177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,607,255.96 : 129,872,055.78 = 51,608,876.40 : x
  2. Step 2: Convert to fraction form
    86,607,255.96/129,872,055.78 = 51,608,876.40/x
  3. Step 3: Cross multiply
    86,607,255.96x = 129,872,055.78 × 51,608,876.40
  4. Step 4: Simplify right side
    86,607,255.96x = 6,702,550,874,563,925
  5. Step 5: Solve for x
    x = 6,702,550,874,563,925/86,607,255.96
  6. Step 6: Final answer
    x = 77,390,177.07

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