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Finding the Fourth Proportional to 497,941,908.60, 746,408,978.10 and 293,364,679.80

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Solution

The fourth proportional to 497,941,908.60, 746,408,978.10 and 293,364,679.80 is: 439,750,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,941,908.60 : 746,408,978.10 = 293,364,679.80 : x
  2. Step 2: Convert to fraction form
    497,941,908.60/746,408,978.10 = 293,364,679.80/x
  3. Step 3: Cross multiply
    497,941,908.60x = 746,408,978.10 × 293,364,679.80
  4. Step 4: Simplify right side
    497,941,908.60x = 218,970,030,860,151,744
  5. Step 5: Solve for x
    x = 218,970,030,860,151,744/497,941,908.60
  6. Step 6: Final answer
    x = 439,750,153.74

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