Home / 1,065,530,145,230.90-1,598,389,177,352.70-300,624,989,421.63

Finding the Fourth Proportional to 1,065,530,145,230.90, 1,598,389,177,352.70 and 300,624,989,421.63

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Solution

The fourth proportional to 1,065,530,145,230.90, 1,598,389,177,352.70 and 300,624,989,421.63 is: 450,963,993,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,530,145,230.90 : 1,598,389,177,352.70 = 300,624,989,421.63 : x
  2. Step 2: Convert to fraction form
    1,065,530,145,230.90/1,598,389,177,352.70 = 300,624,989,421.63/x
  3. Step 3: Cross multiply
    1,065,530,145,230.90x = 1,598,389,177,352.70 × 300,624,989,421.63
  4. Step 4: Simplify right side
    1,065,530,145,230.90x = 480,515,729,533,303,280,107,520
  5. Step 5: Solve for x
    x = 480,515,729,533,303,280,107,520/1,065,530,145,230.90
  6. Step 6: Final answer
    x = 450,963,993,542.55

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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.