Home / 43,785,643,988.05-65,671,829,876.69-11,916,800,338.62

Finding the Fourth Proportional to 43,785,643,988.05, 65,671,829,876.69 and 11,916,800,338.62

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Solution

The fourth proportional to 43,785,643,988.05, 65,671,829,876.69 and 11,916,800,338.62 is: 17,873,394,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,785,643,988.05 : 65,671,829,876.69 = 11,916,800,338.62 : x
  2. Step 2: Convert to fraction form
    43,785,643,988.05/65,671,829,876.69 = 11,916,800,338.62/x
  3. Step 3: Cross multiply
    43,785,643,988.05x = 65,671,829,876.69 × 11,916,800,338.62
  4. Step 4: Simplify right side
    43,785,643,988.05x = 782,598,084,512,334,479,360
  5. Step 5: Solve for x
    x = 782,598,084,512,334,479,360/43,785,643,988.05
  6. Step 6: Final answer
    x = 17,873,394,410.41

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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.