Home / 250,488,889.60-376,489,161.60-217,232,492.80

Finding the Fourth Proportional to 250,488,889.60, 376,489,161.60 and 217,232,492.80

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Solution

The fourth proportional to 250,488,889.60, 376,489,161.60 and 217,232,492.80 is: 326,504,218.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,488,889.60 : 376,489,161.60 = 217,232,492.80 : x
  2. Step 2: Convert to fraction form
    250,488,889.60/376,489,161.60 = 217,232,492.80/x
  3. Step 3: Cross multiply
    250,488,889.60x = 376,489,161.60 × 217,232,492.80
  4. Step 4: Simplify right side
    250,488,889.60x = 81,785,679,086,550,048
  5. Step 5: Solve for x
    x = 81,785,679,086,550,048/250,488,889.60
  6. Step 6: Final answer
    x = 326,504,218.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.