Home / 283,243,963.25-424,396,256.45-172,243,866.71

Finding the Fourth Proportional to 283,243,963.25, 424,396,256.45 and 172,243,866.71

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Solution

The fourth proportional to 283,243,963.25, 424,396,256.45 and 172,243,866.71 is: 258,080,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,243,963.25 : 424,396,256.45 = 172,243,866.71 : x
  2. Step 2: Convert to fraction form
    283,243,963.25/424,396,256.45 = 172,243,866.71/x
  3. Step 3: Cross multiply
    283,243,963.25x = 424,396,256.45 × 172,243,866.71
  4. Step 4: Simplify right side
    283,243,963.25x = 73,099,652,228,396,544
  5. Step 5: Solve for x
    x = 73,099,652,228,396,544/283,243,963.25
  6. Step 6: Final answer
    x = 258,080,177.20

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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.