Home / 105,298,247.58-157,861,798.92-43,933,146.54

Finding the Fourth Proportional to 105,298,247.58, 157,861,798.92 and 43,933,146.54

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Solution

The fourth proportional to 105,298,247.58, 157,861,798.92 and 43,933,146.54 is: 65,864,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,298,247.58 : 157,861,798.92 = 43,933,146.54 : x
  2. Step 2: Convert to fraction form
    105,298,247.58/157,861,798.92 = 43,933,146.54/x
  3. Step 3: Cross multiply
    105,298,247.58x = 157,861,798.92 × 43,933,146.54
  4. Step 4: Simplify right side
    105,298,247.58x = 6,935,365,545,020,373
  5. Step 5: Solve for x
    x = 6,935,365,545,020,373/105,298,247.58
  6. Step 6: Final answer
    x = 65,864,016.78

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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.