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Finding the Fourth Proportional to 477,752,730,978.98, 716,624,188,184.64 and 276,166,197,691.40

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Solution

The fourth proportional to 477,752,730,978.98, 716,624,188,184.64 and 276,166,197,691.40 is: 414,246,459,290.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,752,730,978.98 : 716,624,188,184.64 = 276,166,197,691.40 : x
  2. Step 2: Convert to fraction form
    477,752,730,978.98/716,624,188,184.64 = 276,166,197,691.40/x
  3. Step 3: Cross multiply
    477,752,730,978.98x = 716,624,188,184.64 × 276,166,197,691.40
  4. Step 4: Simplify right side
    477,752,730,978.98x = 197,907,377,224,638,353,375,232
  5. Step 5: Solve for x
    x = 197,907,377,224,638,353,375,232/477,752,730,978.98
  6. Step 6: Final answer
    x = 414,246,459,290.98

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