Home / 313,498,321.38-432,575,389.71-174,250,150.56

Finding the Fourth Proportional to 313,498,321.38, 432,575,389.71 and 174,250,150.56

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Solution

The fourth proportional to 313,498,321.38, 432,575,389.71 and 174,250,150.56 is: 240,436,141.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,498,321.38 : 432,575,389.71 = 174,250,150.56 : x
  2. Step 2: Convert to fraction form
    313,498,321.38/432,575,389.71 = 174,250,150.56/x
  3. Step 3: Cross multiply
    313,498,321.38x = 432,575,389.71 × 174,250,150.56
  4. Step 4: Simplify right side
    313,498,321.38x = 75,376,326,785,518,176
  5. Step 5: Solve for x
    x = 75,376,326,785,518,176/313,498,321.38
  6. Step 6: Final answer
    x = 240,436,141.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.