Home / 344,149,543.88-474,926,438.89-187,516,650.86

Finding the Fourth Proportional to 344,149,543.88, 474,926,438.89 and 187,516,650.86

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Solution

The fourth proportional to 344,149,543.88, 474,926,438.89 and 187,516,650.86 is: 258,773,015.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,149,543.88 : 474,926,438.89 = 187,516,650.86 : x
  2. Step 2: Convert to fraction form
    344,149,543.88/474,926,438.89 = 187,516,650.86/x
  3. Step 3: Cross multiply
    344,149,543.88x = 474,926,438.89 × 187,516,650.86
  4. Step 4: Simplify right side
    344,149,543.88x = 89,056,615,222,675,824
  5. Step 5: Solve for x
    x = 89,056,615,222,675,824/344,149,543.88
  6. Step 6: Final answer
    x = 258,773,015.42

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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.