Home / 827,786,834.24-1,241,218,422.83-274,788,946.76

Finding the Fourth Proportional to 827,786,834.24, 1,241,218,422.83 and 274,788,946.76

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Solution

The fourth proportional to 827,786,834.24, 1,241,218,422.83 and 274,788,946.76 is: 412,030,113.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,786,834.24 : 1,241,218,422.83 = 274,788,946.76 : x
  2. Step 2: Convert to fraction form
    827,786,834.24/1,241,218,422.83 = 274,788,946.76/x
  3. Step 3: Cross multiply
    827,786,834.24x = 1,241,218,422.83 × 274,788,946.76
  4. Step 4: Simplify right side
    827,786,834.24x = 341,073,103,103,044,928
  5. Step 5: Solve for x
    x = 341,073,103,103,044,928/827,786,834.24
  6. Step 6: Final answer
    x = 412,030,113.31

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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.