Home / 140,963,324.80-211,444,987.20-131,397,386.80

Finding the Fourth Proportional to 140,963,324.80, 211,444,987.20 and 131,397,386.80

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Solution

The fourth proportional to 140,963,324.80, 211,444,987.20 and 131,397,386.80 is: 197,096,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,963,324.80 : 211,444,987.20 = 131,397,386.80 : x
  2. Step 2: Convert to fraction form
    140,963,324.80/211,444,987.20 = 131,397,386.80/x
  3. Step 3: Cross multiply
    140,963,324.80x = 211,444,987.20 × 131,397,386.80
  4. Step 4: Simplify right side
    140,963,324.80x = 27,783,318,770,039,448
  5. Step 5: Solve for x
    x = 27,783,318,770,039,448/140,963,324.80
  6. Step 6: Final answer
    x = 197,096,080.20

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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.