Home / 868,600,263,146.27-1,303,088,876,895-264,209,760,336.11

Finding the Fourth Proportional to 868,600,263,146.27, 1,303,088,876,895 and 264,209,760,336.11

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Solution

The fourth proportional to 868,600,263,146.27, 1,303,088,876,895 and 264,209,760,336.11 is: 396,371,972,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,600,263,146.27 : 1,303,088,876,895 = 264,209,760,336.11 : x
  2. Step 2: Convert to fraction form
    868,600,263,146.27/1,303,088,876,895 = 264,209,760,336.11/x
  3. Step 3: Cross multiply
    868,600,263,146.27x = 1,303,088,876,895 × 264,209,760,336.11
  4. Step 4: Simplify right side
    868,600,263,146.27x = 344,288,799,861,078,681,976,832
  5. Step 5: Solve for x
    x = 344,288,799,861,078,681,976,832/868,600,263,146.27
  6. Step 6: Final answer
    x = 396,371,972,780.65

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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.