Home / 363,573,756.88-501,744,165.48-215,022,219.28

Finding the Fourth Proportional to 363,573,756.88, 501,744,165.48 and 215,022,219.28

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Solution

The fourth proportional to 363,573,756.88, 501,744,165.48 and 215,022,219.28 is: 296,737,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,573,756.88 : 501,744,165.48 = 215,022,219.28 : x
  2. Step 2: Convert to fraction form
    363,573,756.88/501,744,165.48 = 215,022,219.28/x
  3. Step 3: Cross multiply
    363,573,756.88x = 501,744,165.48 × 215,022,219.28
  4. Step 4: Simplify right side
    363,573,756.88x = 107,886,143,972,301,168
  5. Step 5: Solve for x
    x = 107,886,143,972,301,168/363,573,756.88
  6. Step 6: Final answer
    x = 296,737,984.88

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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.