Home / 149,191,673.43-204,393,321.69-143,600,009.93

Finding the Fourth Proportional to 149,191,673.43, 204,393,321.69 and 143,600,009.93

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Solution

The fourth proportional to 149,191,673.43, 204,393,321.69 and 143,600,009.93 is: 196,732,715.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,191,673.43 : 204,393,321.69 = 143,600,009.93 : x
  2. Step 2: Convert to fraction form
    149,191,673.43/204,393,321.69 = 143,600,009.93/x
  3. Step 3: Cross multiply
    149,191,673.43x = 204,393,321.69 × 143,600,009.93
  4. Step 4: Simplify right side
    149,191,673.43x = 29,350,883,023,287,720
  5. Step 5: Solve for x
    x = 29,350,883,023,287,720/149,191,673.43
  6. Step 6: Final answer
    x = 196,732,715.36

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.