Home / 1,065,530,145,229.80-1,598,389,177,351.20-300,624,989,420.64

Finding the Fourth Proportional to 1,065,530,145,229.80, 1,598,389,177,351.20 and 300,624,989,420.64

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Solution

The fourth proportional to 1,065,530,145,229.80, 1,598,389,177,351.20 and 300,624,989,420.64 is: 450,963,993,541.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,530,145,229.80 : 1,598,389,177,351.20 = 300,624,989,420.64 : x
  2. Step 2: Convert to fraction form
    1,065,530,145,229.80/1,598,389,177,351.20 = 300,624,989,420.64/x
  3. Step 3: Cross multiply
    1,065,530,145,229.80x = 1,598,389,177,351.20 × 300,624,989,420.64
  4. Step 4: Simplify right side
    1,065,530,145,229.80x = 480,515,729,531,269,948,637,184
  5. Step 5: Solve for x
    x = 480,515,729,531,269,948,637,184/1,065,530,145,229.80
  6. Step 6: Final answer
    x = 450,963,993,541.11

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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.