Home / 117,500,172,649.20-162,150,787,371.04-66,753,899,897.60

Finding the Fourth Proportional to 117,500,172,649.20, 162,150,787,371.04 and 66,753,899,897.60

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Solution

The fourth proportional to 117,500,172,649.20, 162,150,787,371.04 and 66,753,899,897.60 is: 92,120,693,820.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,500,172,649.20 : 162,150,787,371.04 = 66,753,899,897.60 : x
  2. Step 2: Convert to fraction form
    117,500,172,649.20/162,150,787,371.04 = 66,753,899,897.60/x
  3. Step 3: Cross multiply
    117,500,172,649.20x = 162,150,787,371.04 × 66,753,899,897.60
  4. Step 4: Simplify right side
    117,500,172,649.20x = 10,824,197,428,483,427,663,872
  5. Step 5: Solve for x
    x = 10,824,197,428,483,427,663,872/117,500,172,649.20
  6. Step 6: Final answer
    x = 92,120,693,820.59

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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.