Home / 99,833,532.88-149,654,633.40-42,246,586.32

Finding the Fourth Proportional to 99,833,532.88, 149,654,633.40 and 42,246,586.32

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Solution

The fourth proportional to 99,833,532.88, 149,654,633.40 and 42,246,586.32 is: 63,329,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,833,532.88 : 149,654,633.40 = 42,246,586.32 : x
  2. Step 2: Convert to fraction form
    99,833,532.88/149,654,633.40 = 42,246,586.32/x
  3. Step 3: Cross multiply
    99,833,532.88x = 149,654,633.40 × 42,246,586.32
  4. Step 4: Simplify right side
    99,833,532.88x = 6,322,397,388,121,055
  5. Step 5: Solve for x
    x = 6,322,397,388,121,055/99,833,532.88
  6. Step 6: Final answer
    x = 63,329,396.50

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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.