Home / 295,487,998.40-443,231,997.60-131,725,438.40

Finding the Fourth Proportional to 295,487,998.40, 443,231,997.60 and 131,725,438.40

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Solution

The fourth proportional to 295,487,998.40, 443,231,997.60 and 131,725,438.40 is: 197,588,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,487,998.40 : 443,231,997.60 = 131,725,438.40 : x
  2. Step 2: Convert to fraction form
    295,487,998.40/443,231,997.60 = 131,725,438.40/x
  3. Step 3: Cross multiply
    295,487,998.40x = 443,231,997.60 × 131,725,438.40
  4. Step 4: Simplify right side
    295,487,998.40x = 58,384,929,196,767,752
  5. Step 5: Solve for x
    x = 58,384,929,196,767,752/295,487,998.40
  6. Step 6: Final answer
    x = 197,588,157.60

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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.