Home / 587,698,399.98-810,999,476.28-319,775,335.25

Finding the Fourth Proportional to 587,698,399.98, 810,999,476.28 and 319,775,335.25

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Solution

The fourth proportional to 587,698,399.98, 810,999,476.28 and 319,775,335.25 is: 441,276,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,698,399.98 : 810,999,476.28 = 319,775,335.25 : x
  2. Step 2: Convert to fraction form
    587,698,399.98/810,999,476.28 = 319,775,335.25/x
  3. Step 3: Cross multiply
    587,698,399.98x = 810,999,476.28 × 319,775,335.25
  4. Step 4: Simplify right side
    587,698,399.98x = 259,337,629,410,956,416
  5. Step 5: Solve for x
    x = 259,337,629,410,956,416/587,698,399.98
  6. Step 6: Final answer
    x = 441,276,732.11

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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.