Home / 1,908,993,710.94-2,861,633,456.19-912,755,851.71

Finding the Fourth Proportional to 1,908,993,710.94, 2,861,633,456.19 and 912,755,851.71

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Solution

The fourth proportional to 1,908,993,710.94, 2,861,633,456.19 and 912,755,851.71 is: 1,368,245,829.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,993,710.94 : 2,861,633,456.19 = 912,755,851.71 : x
  2. Step 2: Convert to fraction form
    1,908,993,710.94/2,861,633,456.19 = 912,755,851.71/x
  3. Step 3: Cross multiply
    1,908,993,710.94x = 2,861,633,456.19 × 912,755,851.71
  4. Step 4: Simplify right side
    1,908,993,710.94x = 2,611,972,682,586,534,400
  5. Step 5: Solve for x
    x = 2,611,972,682,586,534,400/1,908,993,710.94
  6. Step 6: Final answer
    x = 1,368,245,829.00

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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.