Home / 382,631,116.40-573,946,674.60-306,103,612.40

Finding the Fourth Proportional to 382,631,116.40, 573,946,674.60 and 306,103,612.40

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Solution

The fourth proportional to 382,631,116.40, 573,946,674.60 and 306,103,612.40 is: 459,155,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,631,116.40 : 573,946,674.60 = 306,103,612.40 : x
  2. Step 2: Convert to fraction form
    382,631,116.40/573,946,674.60 = 306,103,612.40/x
  3. Step 3: Cross multiply
    382,631,116.40x = 573,946,674.60 × 306,103,612.40
  4. Step 4: Simplify right side
    382,631,116.40x = 175,687,150,420,027,328
  5. Step 5: Solve for x
    x = 175,687,150,420,027,328/382,631,116.40
  6. Step 6: Final answer
    x = 459,155,418.60

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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.