Home / 415,845,824.70-573,687,099.27-250,741,671.42

Finding the Fourth Proportional to 415,845,824.70, 573,687,099.27 and 250,741,671.42

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Solution

The fourth proportional to 415,845,824.70, 573,687,099.27 and 250,741,671.42 is: 345,914,888.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,845,824.70 : 573,687,099.27 = 250,741,671.42 : x
  2. Step 2: Convert to fraction form
    415,845,824.70/573,687,099.27 = 250,741,671.42/x
  3. Step 3: Cross multiply
    415,845,824.70x = 573,687,099.27 × 250,741,671.42
  4. Step 4: Simplify right side
    415,845,824.70x = 143,847,262,143,051,248
  5. Step 5: Solve for x
    x = 143,847,262,143,051,248/415,845,824.70
  6. Step 6: Final answer
    x = 345,914,888.64

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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.