Home / 20,727,423,470,448-28,604,743,530,108-11,478,407,770,884

Finding the Fourth Proportional to 20,727,423,470,448, 28,604,743,530,108 and 11,478,407,770,884

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Solution

The fourth proportional to 20,727,423,470,448, 28,604,743,530,108 and 11,478,407,770,884 is: 15,840,700,648,986.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727,423,470,448 : 28,604,743,530,108 = 11,478,407,770,884 : x
  2. Step 2: Convert to fraction form
    20,727,423,470,448/28,604,743,530,108 = 11,478,407,770,884/x
  3. Step 3: Cross multiply
    20,727,423,470,448x = 28,604,743,530,108 × 11,478,407,770,884
  4. Step 4: Simplify right side
    20,727,423,470,448x = 328,336,910,420,135,455,397,773,312
  5. Step 5: Solve for x
    x = 328,336,910,420,135,455,397,773,312/20,727,423,470,448
  6. Step 6: Final answer
    x = 15,840,700,648,986.11

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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.