Home / 375,279,734.52-563,173,917.27-153,991,080.42

Finding the Fourth Proportional to 375,279,734.52, 563,173,917.27 and 153,991,080.42

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Solution

The fourth proportional to 375,279,734.52, 563,173,917.27 and 153,991,080.42 is: 231,090,975.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,279,734.52 : 563,173,917.27 = 153,991,080.42 : x
  2. Step 2: Convert to fraction form
    375,279,734.52/563,173,917.27 = 153,991,080.42/x
  3. Step 3: Cross multiply
    375,279,734.52x = 563,173,917.27 × 153,991,080.42
  4. Step 4: Simplify right side
    375,279,734.52x = 86,723,759,984,770,992
  5. Step 5: Solve for x
    x = 86,723,759,984,770,992/375,279,734.52
  6. Step 6: Final answer
    x = 231,090,975.63

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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.