Home / 65,560,326.36-90,470,878.98-36,191,028.30

Finding the Fourth Proportional to 65,560,326.36, 90,470,878.98 and 36,191,028.30

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Solution

The fourth proportional to 65,560,326.36, 90,470,878.98 and 36,191,028.30 is: 49,942,309.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,560,326.36 : 90,470,878.98 = 36,191,028.30 : x
  2. Step 2: Convert to fraction form
    65,560,326.36/90,470,878.98 = 36,191,028.30/x
  3. Step 3: Cross multiply
    65,560,326.36x = 90,470,878.98 × 36,191,028.30
  4. Step 4: Simplify right side
    65,560,326.36x = 3,274,234,141,491,055
  5. Step 5: Solve for x
    x = 3,274,234,141,491,055/65,560,326.36
  6. Step 6: Final answer
    x = 49,942,309.98

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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.