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Finding the Fourth Proportional to 242,665,978.30, 363,998,967.45 and 97,122,003.10

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Solution

The fourth proportional to 242,665,978.30, 363,998,967.45 and 97,122,003.10 is: 145,683,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,665,978.30 : 363,998,967.45 = 97,122,003.10 : x
  2. Step 2: Convert to fraction form
    242,665,978.30/363,998,967.45 = 97,122,003.10/x
  3. Step 3: Cross multiply
    242,665,978.30x = 363,998,967.45 × 97,122,003.10
  4. Step 4: Simplify right side
    242,665,978.30x = 35,352,308,845,075,696
  5. Step 5: Solve for x
    x = 35,352,308,845,075,696/242,665,978.30
  6. Step 6: Final answer
    x = 145,683,004.65

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