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Finding the Fourth Proportional to 373,978,032.60, 560,967,048.90 and 346,768,253.40

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Solution

The fourth proportional to 373,978,032.60, 560,967,048.90 and 346,768,253.40 is: 520,152,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,978,032.60 : 560,967,048.90 = 346,768,253.40 : x
  2. Step 2: Convert to fraction form
    373,978,032.60/560,967,048.90 = 346,768,253.40/x
  3. Step 3: Cross multiply
    373,978,032.60x = 560,967,048.90 × 346,768,253.40
  4. Step 4: Simplify right side
    373,978,032.60x = 194,525,563,762,005,376
  5. Step 5: Solve for x
    x = 194,525,563,762,005,376/373,978,032.60
  6. Step 6: Final answer
    x = 520,152,380.10

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