Home / 452,084,113.92-678,227,256.96-164,869,777.92

Finding the Fourth Proportional to 452,084,113.92, 678,227,256.96 and 164,869,777.92

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Solution

The fourth proportional to 452,084,113.92, 678,227,256.96 and 164,869,777.92 is: 247,341,531.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,084,113.92 : 678,227,256.96 = 164,869,777.92 : x
  2. Step 2: Convert to fraction form
    452,084,113.92/678,227,256.96 = 164,869,777.92/x
  3. Step 3: Cross multiply
    452,084,113.92x = 678,227,256.96 × 164,869,777.92
  4. Step 4: Simplify right side
    452,084,113.92x = 111,819,177,234,285,968
  5. Step 5: Solve for x
    x = 111,819,177,234,285,968/452,084,113.92
  6. Step 6: Final answer
    x = 247,341,531.79

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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.