Home / 548,997,811.40-823,496,717.10-185,486,918.60

Finding the Fourth Proportional to 548,997,811.40, 823,496,717.10 and 185,486,918.60

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Solution

The fourth proportional to 548,997,811.40, 823,496,717.10 and 185,486,918.60 is: 278,230,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,997,811.40 : 823,496,717.10 = 185,486,918.60 : x
  2. Step 2: Convert to fraction form
    548,997,811.40/823,496,717.10 = 185,486,918.60/x
  3. Step 3: Cross multiply
    548,997,811.40x = 823,496,717.10 × 185,486,918.60
  4. Step 4: Simplify right side
    548,997,811.40x = 152,747,868,532,094,912
  5. Step 5: Solve for x
    x = 152,747,868,532,094,912/548,997,811.40
  6. Step 6: Final answer
    x = 278,230,377.90

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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.