Home / 200,523,186.55-300,572,491.66-67,449,360.57

Finding the Fourth Proportional to 200,523,186.55, 300,572,491.66 and 67,449,360.57

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Solution

The fourth proportional to 200,523,186.55, 300,572,491.66 and 67,449,360.57 is: 101,102,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,523,186.55 : 300,572,491.66 = 67,449,360.57 : x
  2. Step 2: Convert to fraction form
    200,523,186.55/300,572,491.66 = 67,449,360.57/x
  3. Step 3: Cross multiply
    200,523,186.55x = 300,572,491.66 × 67,449,360.57
  4. Step 4: Simplify right side
    200,523,186.55x = 20,273,422,368,901,312
  5. Step 5: Solve for x
    x = 20,273,422,368,901,312/200,523,186.55
  6. Step 6: Final answer
    x = 101,102,634.15

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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.