Home / 483,729,307.20-725,593,960.80-265,295,246.40

Finding the Fourth Proportional to 483,729,307.20, 725,593,960.80 and 265,295,246.40

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Solution

The fourth proportional to 483,729,307.20, 725,593,960.80 and 265,295,246.40 is: 397,942,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,729,307.20 : 725,593,960.80 = 265,295,246.40 : x
  2. Step 2: Convert to fraction form
    483,729,307.20/725,593,960.80 = 265,295,246.40/x
  3. Step 3: Cross multiply
    483,729,307.20x = 725,593,960.80 × 265,295,246.40
  4. Step 4: Simplify right side
    483,729,307.20x = 192,496,628,616,787,936
  5. Step 5: Solve for x
    x = 192,496,628,616,787,936/483,729,307.20
  6. Step 6: Final answer
    x = 397,942,869.60

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1.5x scale

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.