Home / 443,232,912.20-664,849,368.30-419,424,355.40

Finding the Fourth Proportional to 443,232,912.20, 664,849,368.30 and 419,424,355.40

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Solution

The fourth proportional to 443,232,912.20, 664,849,368.30 and 419,424,355.40 is: 629,136,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,912.20 : 664,849,368.30 = 419,424,355.40 : x
  2. Step 2: Convert to fraction form
    443,232,912.20/664,849,368.30 = 419,424,355.40/x
  3. Step 3: Cross multiply
    443,232,912.20x = 664,849,368.30 × 419,424,355.40
  4. Step 4: Simplify right side
    443,232,912.20x = 278,854,017,737,324,672
  5. Step 5: Solve for x
    x = 278,854,017,737,324,672/443,232,912.20
  6. Step 6: Final answer
    x = 629,136,533.10

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