Home / 505,536,176.80-758,304,265.20-310,816,194.40

Finding the Fourth Proportional to 505,536,176.80, 758,304,265.20 and 310,816,194.40

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Solution

The fourth proportional to 505,536,176.80, 758,304,265.20 and 310,816,194.40 is: 466,224,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,536,176.80 : 758,304,265.20 = 310,816,194.40 : x
  2. Step 2: Convert to fraction form
    505,536,176.80/758,304,265.20 = 310,816,194.40/x
  3. Step 3: Cross multiply
    505,536,176.80x = 758,304,265.20 × 310,816,194.40
  4. Step 4: Simplify right side
    505,536,176.80x = 235,693,245,906,752,352
  5. Step 5: Solve for x
    x = 235,693,245,906,752,352/505,536,176.80
  6. Step 6: Final answer
    x = 466,224,291.60

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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.