Home / 102,384,646.20-153,576,969.30-34,218,480.60

Finding the Fourth Proportional to 102,384,646.20, 153,576,969.30 and 34,218,480.60

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Solution

The fourth proportional to 102,384,646.20, 153,576,969.30 and 34,218,480.60 is: 51,327,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,384,646.20 : 153,576,969.30 = 34,218,480.60 : x
  2. Step 2: Convert to fraction form
    102,384,646.20/153,576,969.30 = 34,218,480.60/x
  3. Step 3: Cross multiply
    102,384,646.20x = 153,576,969.30 × 34,218,480.60
  4. Step 4: Simplify right side
    102,384,646.20x = 5,255,170,544,598,846
  5. Step 5: Solve for x
    x = 5,255,170,544,598,846/102,384,646.20
  6. Step 6: Final answer
    x = 51,327,720.90

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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.