Home / 317,032,165.37-435,952,956.33-275,143,507.38

Finding the Fourth Proportional to 317,032,165.37, 435,952,956.33 and 275,143,507.38

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Solution

The fourth proportional to 317,032,165.37, 435,952,956.33 and 275,143,507.38 is: 378,351,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,032,165.37 : 435,952,956.33 = 275,143,507.38 : x
  2. Step 2: Convert to fraction form
    317,032,165.37/435,952,956.33 = 275,143,507.38/x
  3. Step 3: Cross multiply
    317,032,165.37x = 435,952,956.33 × 275,143,507.38
  4. Step 4: Simplify right side
    317,032,165.37x = 119,949,625,457,316,160
  5. Step 5: Solve for x
    x = 119,949,625,457,316,160/317,032,165.37
  6. Step 6: Final answer
    x = 378,351,595.08

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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.