Home / 504,171,859.93-695,760,199.19-281,167,619.76

Finding the Fourth Proportional to 504,171,859.93, 695,760,199.19 and 281,167,619.76

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Solution

The fourth proportional to 504,171,859.93, 695,760,199.19 and 281,167,619.76 is: 388,013,006.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,171,859.93 : 695,760,199.19 = 281,167,619.76 : x
  2. Step 2: Convert to fraction form
    504,171,859.93/695,760,199.19 = 281,167,619.76/x
  3. Step 3: Cross multiply
    504,171,859.93x = 695,760,199.19 × 281,167,619.76
  4. Step 4: Simplify right side
    504,171,859.93x = 195,625,239,129,995,776
  5. Step 5: Solve for x
    x = 195,625,239,129,995,776/504,171,859.93
  6. Step 6: Final answer
    x = 388,013,006.43

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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.