Home / 21,807,129,373.82-30,093,838,593.81-11,782,624,220.95

Finding the Fourth Proportional to 21,807,129,373.82, 30,093,838,593.81 and 11,782,624,220.95

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Solution

The fourth proportional to 21,807,129,373.82, 30,093,838,593.81 and 11,782,624,220.95 is: 16,260,021,456.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,129,373.82 : 30,093,838,593.81 = 11,782,624,220.95 : x
  2. Step 2: Convert to fraction form
    21,807,129,373.82/30,093,838,593.81 = 11,782,624,220.95/x
  3. Step 3: Cross multiply
    21,807,129,373.82x = 30,093,838,593.81 × 11,782,624,220.95
  4. Step 4: Simplify right side
    21,807,129,373.82x = 354,584,391,516,785,606,656
  5. Step 5: Solve for x
    x = 354,584,391,516,785,606,656/21,807,129,373.82
  6. Step 6: Final answer
    x = 16,260,021,456.22

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1.5x scale

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.