Home / 99,846,832.40-149,784,245.40-39,248,464.40

Finding the Fourth Proportional to 99,846,832.40, 149,784,245.40 and 39,248,464.40

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Solution

The fourth proportional to 99,846,832.40, 149,784,245.40 and 39,248,464.40 is: 58,878,198.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,846,832.40 : 149,784,245.40 = 39,248,464.40 : x
  2. Step 2: Convert to fraction form
    99,846,832.40/149,784,245.40 = 39,248,464.40/x
  3. Step 3: Cross multiply
    99,846,832.40x = 149,784,245.40 × 39,248,464.40
  4. Step 4: Simplify right side
    99,846,832.40x = 5,878,801,623,262,764
  5. Step 5: Solve for x
    x = 5,878,801,623,262,764/99,846,832.40
  6. Step 6: Final answer
    x = 58,878,198.56

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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.