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Finding the Fourth Proportional to 605,566,493.40, 908,774,892.90 and 260,767,572.60

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Solution

The fourth proportional to 605,566,493.40, 908,774,892.90 and 260,767,572.60 is: 391,334,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,566,493.40 : 908,774,892.90 = 260,767,572.60 : x
  2. Step 2: Convert to fraction form
    605,566,493.40/908,774,892.90 = 260,767,572.60/x
  3. Step 3: Cross multiply
    605,566,493.40x = 908,774,892.90 × 260,767,572.60
  4. Step 4: Simplify right side
    605,566,493.40x = 236,979,022,861,357,952
  5. Step 5: Solve for x
    x = 236,979,022,861,357,952/605,566,493.40
  6. Step 6: Final answer
    x = 391,334,437.17

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