Home / 10,778,981,804,190-16,168,331,477,661-2,619,898,375,865

Finding the Fourth Proportional to 10,778,981,804,190, 16,168,331,477,661 and 2,619,898,375,865

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Solution

The fourth proportional to 10,778,981,804,190, 16,168,331,477,661 and 2,619,898,375,865 is: 3,929,813,237,304.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,981,804,190 : 16,168,331,477,661 = 2,619,898,375,865 : x
  2. Step 2: Convert to fraction form
    10,778,981,804,190/16,168,331,477,661 = 2,619,898,375,865/x
  3. Step 3: Cross multiply
    10,778,981,804,190x = 16,168,331,477,661 × 2,619,898,375,865
  4. Step 4: Simplify right side
    10,778,981,804,190x = 42,359,385,378,771,008,254,640,128
  5. Step 5: Solve for x
    x = 42,359,385,378,771,008,254,640,128/10,778,981,804,190
  6. Step 6: Final answer
    x = 3,929,813,237,304.58

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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.