Home / 65,858,217.21-98,734,575.38-31,297,275.45

Finding the Fourth Proportional to 65,858,217.21, 98,734,575.38 and 31,297,275.45

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Solution

The fourth proportional to 65,858,217.21, 98,734,575.38 and 31,297,275.45 is: 46,920,845.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,858,217.21 : 98,734,575.38 = 31,297,275.45 : x
  2. Step 2: Convert to fraction form
    65,858,217.21/98,734,575.38 = 31,297,275.45/x
  3. Step 3: Cross multiply
    65,858,217.21x = 98,734,575.38 × 31,297,275.45
  4. Step 4: Simplify right side
    65,858,217.21x = 3,090,123,201,950,162
  5. Step 5: Solve for x
    x = 3,090,123,201,950,162/65,858,217.21
  6. Step 6: Final answer
    x = 46,920,845.00

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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.