Home / 1,065,530,145,240.40-1,598,389,177,367.10-300,624,989,431.34

Finding the Fourth Proportional to 1,065,530,145,240.40, 1,598,389,177,367.10 and 300,624,989,431.34

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Solution

The fourth proportional to 1,065,530,145,240.40, 1,598,389,177,367.10 and 300,624,989,431.34 is: 450,963,993,557.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,530,145,240.40 : 1,598,389,177,367.10 = 300,624,989,431.34 : x
  2. Step 2: Convert to fraction form
    1,065,530,145,240.40/1,598,389,177,367.10 = 300,624,989,431.34/x
  3. Step 3: Cross multiply
    1,065,530,145,240.40x = 1,598,389,177,367.10 × 300,624,989,431.34
  4. Step 4: Simplify right side
    1,065,530,145,240.40x = 480,515,729,553,152,739,901,440
  5. Step 5: Solve for x
    x = 480,515,729,553,152,739,901,440/1,065,530,145,240.40
  6. Step 6: Final answer
    x = 450,963,993,557.16

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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.