Home / 437,814,831.60-656,289,095.40-207,378,889.20

Finding the Fourth Proportional to 437,814,831.60, 656,289,095.40 and 207,378,889.20

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Solution

The fourth proportional to 437,814,831.60, 656,289,095.40 and 207,378,889.20 is: 310,863,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,814,831.60 : 656,289,095.40 = 207,378,889.20 : x
  2. Step 2: Convert to fraction form
    437,814,831.60/656,289,095.40 = 207,378,889.20/x
  3. Step 3: Cross multiply
    437,814,831.60x = 656,289,095.40 × 207,378,889.20
  4. Step 4: Simplify right side
    437,814,831.60x = 136,100,503,598,124,816
  5. Step 5: Solve for x
    x = 136,100,503,598,124,816/437,814,831.60
  6. Step 6: Final answer
    x = 310,863,163.55

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