Home / 231,789,588.36-319,887,423.32-132,701,415.16

Finding the Fourth Proportional to 231,789,588.36, 319,887,423.32 and 132,701,415.16

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Solution

The fourth proportional to 231,789,588.36, 319,887,423.32 and 132,701,415.16 is: 183,138,138.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,789,588.36 : 319,887,423.32 = 132,701,415.16 : x
  2. Step 2: Convert to fraction form
    231,789,588.36/319,887,423.32 = 132,701,415.16/x
  3. Step 3: Cross multiply
    231,789,588.36x = 319,887,423.32 × 132,701,415.16
  4. Step 4: Simplify right side
    231,789,588.36x = 42,449,513,766,449,984
  5. Step 5: Solve for x
    x = 42,449,513,766,449,984/231,789,588.36
  6. Step 6: Final answer
    x = 183,138,138.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.