Home / 1,220,825,722,644.90-1,831,238,583,967.30-504,291,528,239.40

Finding the Fourth Proportional to 1,220,825,722,644.90, 1,831,238,583,967.30 and 504,291,528,239.40

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Solution

The fourth proportional to 1,220,825,722,644.90, 1,831,238,583,967.30 and 504,291,528,239.40 is: 756,437,292,359.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,825,722,644.90 : 1,831,238,583,967.30 = 504,291,528,239.40 : x
  2. Step 2: Convert to fraction form
    1,220,825,722,644.90/1,831,238,583,967.30 = 504,291,528,239.40/x
  3. Step 3: Cross multiply
    1,220,825,722,644.90x = 1,831,238,583,967.30 × 504,291,528,239.40
  4. Step 4: Simplify right side
    1,220,825,722,644.90x = 923,478,104,079,824,647,618,560
  5. Step 5: Solve for x
    x = 923,478,104,079,824,647,618,560/1,220,825,722,644.90
  6. Step 6: Final answer
    x = 756,437,292,359.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.