Home / 478,101,218.40-717,151,827.60-437,286,549.60

Finding the Fourth Proportional to 478,101,218.40, 717,151,827.60 and 437,286,549.60

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Solution

The fourth proportional to 478,101,218.40, 717,151,827.60 and 437,286,549.60 is: 655,929,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,101,218.40 : 717,151,827.60 = 437,286,549.60 : x
  2. Step 2: Convert to fraction form
    478,101,218.40/717,151,827.60 = 437,286,549.60/x
  3. Step 3: Cross multiply
    478,101,218.40x = 717,151,827.60 × 437,286,549.60
  4. Step 4: Simplify right side
    478,101,218.40x = 313,600,848,230,538,048
  5. Step 5: Solve for x
    x = 313,600,848,230,538,048/478,101,218.40
  6. Step 6: Final answer
    x = 655,929,824.40

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