Home / 99,322,357.70-148,989,834.03-31,167,739.46

Finding the Fourth Proportional to 99,322,357.70, 148,989,834.03 and 31,167,739.46

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Solution

The fourth proportional to 99,322,357.70, 148,989,834.03 and 31,167,739.46 is: 46,753,585.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,322,357.70 : 148,989,834.03 = 31,167,739.46 : x
  2. Step 2: Convert to fraction form
    99,322,357.70/148,989,834.03 = 31,167,739.46/x
  3. Step 3: Cross multiply
    99,322,357.70x = 148,989,834.03 × 31,167,739.46
  4. Step 4: Simplify right side
    99,322,357.70x = 4,643,676,329,235,682
  5. Step 5: Solve for x
    x = 4,643,676,329,235,682/99,322,357.70
  6. Step 6: Final answer
    x = 46,753,585.36

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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.