Home / 379,393,167.25-523,402,250.64-253,985,767.50

Finding the Fourth Proportional to 379,393,167.25, 523,402,250.64 and 253,985,767.50

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Solution

The fourth proportional to 379,393,167.25, 523,402,250.64 and 253,985,767.50 is: 350,393,032.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,393,167.25 : 523,402,250.64 = 253,985,767.50 : x
  2. Step 2: Convert to fraction form
    379,393,167.25/523,402,250.64 = 253,985,767.50/x
  3. Step 3: Cross multiply
    379,393,167.25x = 523,402,250.64 × 253,985,767.50
  4. Step 4: Simplify right side
    379,393,167.25x = 132,936,722,340,027,760
  5. Step 5: Solve for x
    x = 132,936,722,340,027,760/379,393,167.25
  6. Step 6: Final answer
    x = 350,393,032.39

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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.