Home / 548,997,809.40-823,496,714.10-185,486,916.60

Finding the Fourth Proportional to 548,997,809.40, 823,496,714.10 and 185,486,916.60

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Solution

The fourth proportional to 548,997,809.40, 823,496,714.10 and 185,486,916.60 is: 278,230,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,997,809.40 : 823,496,714.10 = 185,486,916.60 : x
  2. Step 2: Convert to fraction form
    548,997,809.40/823,496,714.10 = 185,486,916.60/x
  3. Step 3: Cross multiply
    548,997,809.40x = 823,496,714.10 × 185,486,916.60
  4. Step 4: Simplify right side
    548,997,809.40x = 152,747,866,328,640,736
  5. Step 5: Solve for x
    x = 152,747,866,328,640,736/548,997,809.40
  6. Step 6: Final answer
    x = 278,230,374.90

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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.