Home / 641,725,601.20-962,588,401.80-641,725,601.20

Finding the Fourth Proportional to 641,725,601.20, 962,588,401.80 and 641,725,601.20

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Solution

The fourth proportional to 641,725,601.20, 962,588,401.80 and 641,725,601.20 is: 962,588,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,725,601.20 : 962,588,401.80 = 641,725,601.20 : x
  2. Step 2: Convert to fraction form
    641,725,601.20/962,588,401.80 = 641,725,601.20/x
  3. Step 3: Cross multiply
    641,725,601.20x = 962,588,401.80 × 641,725,601.20
  4. Step 4: Simplify right side
    641,725,601.20x = 617,717,620,853,252,224
  5. Step 5: Solve for x
    x = 617,717,620,853,252,224/641,725,601.20
  6. Step 6: Final answer
    x = 962,588,401.80

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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.