Home / 261,293,841.38-360,401,919.05-171,957,322.19

Finding the Fourth Proportional to 261,293,841.38, 360,401,919.05 and 171,957,322.19

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Solution

The fourth proportional to 261,293,841.38, 360,401,919.05 and 171,957,322.19 is: 237,180,289.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,293,841.38 : 360,401,919.05 = 171,957,322.19 : x
  2. Step 2: Convert to fraction form
    261,293,841.38/360,401,919.05 = 171,957,322.19/x
  3. Step 3: Cross multiply
    261,293,841.38x = 360,401,919.05 × 171,957,322.19
  4. Step 4: Simplify right side
    261,293,841.38x = 61,973,748,909,313,360
  5. Step 5: Solve for x
    x = 61,973,748,909,313,360/261,293,841.38
  6. Step 6: Final answer
    x = 237,180,289.38

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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.