Home / 1,065,530,145,238.40-1,598,389,177,364-300,624,989,429.22

Finding the Fourth Proportional to 1,065,530,145,238.40, 1,598,389,177,364 and 300,624,989,429.22

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Solution

The fourth proportional to 1,065,530,145,238.40, 1,598,389,177,364 and 300,624,989,429.22 is: 450,963,993,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,530,145,238.40 : 1,598,389,177,364 = 300,624,989,429.22 : x
  2. Step 2: Convert to fraction form
    1,065,530,145,238.40/1,598,389,177,364 = 300,624,989,429.22/x
  3. Step 3: Cross multiply
    1,065,530,145,238.40x = 1,598,389,177,364 × 300,624,989,429.22
  4. Step 4: Simplify right side
    1,065,530,145,238.40x = 480,515,729,548,832,137,019,392
  5. Step 5: Solve for x
    x = 480,515,729,548,832,137,019,392/1,065,530,145,238.40
  6. Step 6: Final answer
    x = 450,963,993,553.95

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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.