Home / 20,727,423,470,446-28,604,743,530,106-11,478,407,770,882

Finding the Fourth Proportional to 20,727,423,470,446, 28,604,743,530,106 and 11,478,407,770,882

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Solution

The fourth proportional to 20,727,423,470,446, 28,604,743,530,106 and 11,478,407,770,882 is: 15,840,700,648,983.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727,423,470,446 : 28,604,743,530,106 = 11,478,407,770,882 : x
  2. Step 2: Convert to fraction form
    20,727,423,470,446/28,604,743,530,106 = 11,478,407,770,882/x
  3. Step 3: Cross multiply
    20,727,423,470,446x = 28,604,743,530,106 × 11,478,407,770,882
  4. Step 4: Simplify right side
    20,727,423,470,446x = 328,336,910,420,055,328,487,899,136
  5. Step 5: Solve for x
    x = 328,336,910,420,055,328,487,899,136/20,727,423,470,446
  6. Step 6: Final answer
    x = 15,840,700,648,983.77

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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.