Home / 1,600,062,957,928.20-2,208,088,516,124.40-868,451,515,339.95

Finding the Fourth Proportional to 1,600,062,957,928.20, 2,208,088,516,124.40 and 868,451,515,339.95

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Solution

The fourth proportional to 1,600,062,957,928.20, 2,208,088,516,124.40 and 868,451,515,339.95 is: 1,198,463,978,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,062,957,928.20 : 2,208,088,516,124.40 = 868,451,515,339.95 : x
  2. Step 2: Convert to fraction form
    1,600,062,957,928.20/2,208,088,516,124.40 = 868,451,515,339.95/x
  3. Step 3: Cross multiply
    1,600,062,957,928.20x = 2,208,088,516,124.40 × 868,451,515,339.95
  4. Step 4: Simplify right side
    1,600,062,957,928.20x = 1,917,617,817,832,976,667,377,664
  5. Step 5: Solve for x
    x = 1,917,617,817,832,976,667,377,664/1,600,062,957,928.20
  6. Step 6: Final answer
    x = 1,198,463,978,139.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.