Home / 213,663,945.08-320,495,419.28-140,350,496.60

Finding the Fourth Proportional to 213,663,945.08, 320,495,419.28 and 140,350,496.60

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Solution

The fourth proportional to 213,663,945.08, 320,495,419.28 and 140,350,496.60 is: 210,525,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,663,945.08 : 320,495,419.28 = 140,350,496.60 : x
  2. Step 2: Convert to fraction form
    213,663,945.08/320,495,419.28 = 140,350,496.60/x
  3. Step 3: Cross multiply
    213,663,945.08x = 320,495,419.28 × 140,350,496.60
  4. Step 4: Simplify right side
    213,663,945.08x = 44,981,691,253,973,208
  5. Step 5: Solve for x
    x = 44,981,691,253,973,208/213,663,945.08
  6. Step 6: Final answer
    x = 210,525,417.55

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