Home / 68,135,486.57-94,027,353.50-38,766,818.51

Finding the Fourth Proportional to 68,135,486.57, 94,027,353.50 and 38,766,818.51

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Solution

The fourth proportional to 68,135,486.57, 94,027,353.50 and 38,766,818.51 is: 53,498,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,135,486.57 : 94,027,353.50 = 38,766,818.51 : x
  2. Step 2: Convert to fraction form
    68,135,486.57/94,027,353.50 = 38,766,818.51/x
  3. Step 3: Cross multiply
    68,135,486.57x = 94,027,353.50 × 38,766,818.51
  4. Step 4: Simplify right side
    68,135,486.57x = 3,645,141,348,110,113
  5. Step 5: Solve for x
    x = 3,645,141,348,110,113/68,135,486.57
  6. Step 6: Final answer
    x = 53,498,426.91

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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.