Home / 505,536,180.80-758,304,271.20-310,816,198.40

Finding the Fourth Proportional to 505,536,180.80, 758,304,271.20 and 310,816,198.40

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Solution

The fourth proportional to 505,536,180.80, 758,304,271.20 and 310,816,198.40 is: 466,224,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,536,180.80 : 758,304,271.20 = 310,816,198.40 : x
  2. Step 2: Convert to fraction form
    505,536,180.80/758,304,271.20 = 310,816,198.40/x
  3. Step 3: Cross multiply
    505,536,180.80x = 758,304,271.20 × 310,816,198.40
  4. Step 4: Simplify right side
    505,536,180.80x = 235,693,250,804,866,592
  5. Step 5: Solve for x
    x = 235,693,250,804,866,592/505,536,180.80
  6. Step 6: Final answer
    x = 466,224,297.60

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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.