Home / 317,032,163.23-435,952,953.40-275,143,505.25

Finding the Fourth Proportional to 317,032,163.23, 435,952,953.40 and 275,143,505.25

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Solution

The fourth proportional to 317,032,163.23, 435,952,953.40 and 275,143,505.25 is: 378,351,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,032,163.23 : 435,952,953.40 = 275,143,505.25 : x
  2. Step 2: Convert to fraction form
    317,032,163.23/435,952,953.40 = 275,143,505.25/x
  3. Step 3: Cross multiply
    317,032,163.23x = 435,952,953.40 × 275,143,505.25
  4. Step 4: Simplify right side
    317,032,163.23x = 119,949,623,722,565,904
  5. Step 5: Solve for x
    x = 119,949,623,722,565,904/317,032,163.23
  6. Step 6: Final answer
    x = 378,351,592.16

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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.