Home / 87,404,460.59-120,618,137.39-48,246,227.12

Finding the Fourth Proportional to 87,404,460.59, 120,618,137.39 and 48,246,227.12

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Solution

The fourth proportional to 87,404,460.59, 120,618,137.39 and 48,246,227.12 is: 66,579,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,404,460.59 : 120,618,137.39 = 48,246,227.12 : x
  2. Step 2: Convert to fraction form
    87,404,460.59/120,618,137.39 = 48,246,227.12/x
  3. Step 3: Cross multiply
    87,404,460.59x = 120,618,137.39 × 48,246,227.12
  4. Step 4: Simplify right side
    87,404,460.59x = 5,819,370,050,464,983
  5. Step 5: Solve for x
    x = 5,819,370,050,464,983/87,404,460.59
  6. Step 6: Final answer
    x = 66,579,783.36

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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.