Home / 263,579,921.45-363,732,416.40-144,498,441.90

Finding the Fourth Proportional to 263,579,921.45, 363,732,416.40 and 144,498,441.90

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Solution

The fourth proportional to 263,579,921.45, 363,732,416.40 and 144,498,441.90 is: 199,403,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,579,921.45 : 363,732,416.40 = 144,498,441.90 : x
  2. Step 2: Convert to fraction form
    263,579,921.45/363,732,416.40 = 144,498,441.90/x
  3. Step 3: Cross multiply
    263,579,921.45x = 363,732,416.40 × 144,498,441.90
  4. Step 4: Simplify right side
    263,579,921.45x = 52,558,767,438,322,008
  5. Step 5: Solve for x
    x = 52,558,767,438,322,008/263,579,921.45
  6. Step 6: Final answer
    x = 199,403,532.52

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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.