Home / 539,056,923.26-743,898,548.34-291,538,277.51

Finding the Fourth Proportional to 539,056,923.26, 743,898,548.34 and 291,538,277.51

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Solution

The fourth proportional to 539,056,923.26, 743,898,548.34 and 291,538,277.51 is: 402,322,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,056,923.26 : 743,898,548.34 = 291,538,277.51 : x
  2. Step 2: Convert to fraction form
    539,056,923.26/743,898,548.34 = 291,538,277.51/x
  3. Step 3: Cross multiply
    539,056,923.26x = 743,898,548.34 × 291,538,277.51
  4. Step 4: Simplify right side
    539,056,923.26x = 216,874,901,422,644,480
  5. Step 5: Solve for x
    x = 216,874,901,422,644,480/539,056,923.26
  6. Step 6: Final answer
    x = 402,322,819.85

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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.