Home / 66,430,238.40-99,645,357.60-23,293,836.73

Finding the Fourth Proportional to 66,430,238.40, 99,645,357.60 and 23,293,836.73

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Solution

The fourth proportional to 66,430,238.40, 99,645,357.60 and 23,293,836.73 is: 34,940,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,238.40 : 99,645,357.60 = 23,293,836.73 : x
  2. Step 2: Convert to fraction form
    66,430,238.40/99,645,357.60 = 23,293,836.73/x
  3. Step 3: Cross multiply
    66,430,238.40x = 99,645,357.60 × 23,293,836.73
  4. Step 4: Simplify right side
    66,430,238.40x = 2,321,122,690,961,421
  5. Step 5: Solve for x
    x = 2,321,122,690,961,421/66,430,238.40
  6. Step 6: Final answer
    x = 34,940,755.10

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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.