Home / 99,783,371.16-149,675,425.20-30,695,695.92

Finding the Fourth Proportional to 99,783,371.16, 149,675,425.20 and 30,695,695.92

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Solution

The fourth proportional to 99,783,371.16, 149,675,425.20 and 30,695,695.92 is: 46,043,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,783,371.16 : 149,675,425.20 = 30,695,695.92 : x
  2. Step 2: Convert to fraction form
    99,783,371.16/149,675,425.20 = 30,695,695.92/x
  3. Step 3: Cross multiply
    99,783,371.16x = 149,675,425.20 × 30,695,695.92
  4. Step 4: Simplify right side
    99,783,371.16x = 4,594,391,338,635,905
  5. Step 5: Solve for x
    x = 4,594,391,338,635,905/99,783,371.16
  6. Step 6: Final answer
    x = 46,043,657.23

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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.