Home / 153,342,078.72-230,084,945.66-75,576,589.89

Finding the Fourth Proportional to 153,342,078.72, 230,084,945.66 and 75,576,589.89

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Solution

The fourth proportional to 153,342,078.72, 230,084,945.66 and 75,576,589.89 is: 113,400,285.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,342,078.72 : 230,084,945.66 = 75,576,589.89 : x
  2. Step 2: Convert to fraction form
    153,342,078.72/230,084,945.66 = 75,576,589.89/x
  3. Step 3: Cross multiply
    153,342,078.72x = 230,084,945.66 × 75,576,589.89
  4. Step 4: Simplify right side
    153,342,078.72x = 17,389,035,577,121,754
  5. Step 5: Solve for x
    x = 17,389,035,577,121,754/153,342,078.72
  6. Step 6: Final answer
    x = 113,400,285.96

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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.