Home / 641,585,191,319.20-962,377,786,978.80-641,585,191,319.20

Finding the Fourth Proportional to 641,585,191,319.20, 962,377,786,978.80 and 641,585,191,319.20

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Solution

The fourth proportional to 641,585,191,319.20, 962,377,786,978.80 and 641,585,191,319.20 is: 962,377,786,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,585,191,319.20 : 962,377,786,978.80 = 641,585,191,319.20 : x
  2. Step 2: Convert to fraction form
    641,585,191,319.20/962,377,786,978.80 = 641,585,191,319.20/x
  3. Step 3: Cross multiply
    641,585,191,319.20x = 962,377,786,978.80 × 641,585,191,319.20
  4. Step 4: Simplify right side
    641,585,191,319.20x = 617,447,336,580,141,704,806,400
  5. Step 5: Solve for x
    x = 617,447,336,580,141,704,806,400/641,585,191,319.20
  6. Step 6: Final answer
    x = 962,377,786,978.80

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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.