Home / 103,958,824.88-143,464,312.06-57,549,853.82

Finding the Fourth Proportional to 103,958,824.88, 143,464,312.06 and 57,549,853.82

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Solution

The fourth proportional to 103,958,824.88, 143,464,312.06 and 57,549,853.82 is: 79,419,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,958,824.88 : 143,464,312.06 = 57,549,853.82 : x
  2. Step 2: Convert to fraction form
    103,958,824.88/143,464,312.06 = 57,549,853.82/x
  3. Step 3: Cross multiply
    103,958,824.88x = 143,464,312.06 × 57,549,853.82
  4. Step 4: Simplify right side
    103,958,824.88x = 8,256,350,187,654,649
  5. Step 5: Solve for x
    x = 8,256,350,187,654,649/103,958,824.88
  6. Step 6: Final answer
    x = 79,419,425.88

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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.