Home / 269,030,986.70-403,546,480.05-266,480,069.90

Finding the Fourth Proportional to 269,030,986.70, 403,546,480.05 and 266,480,069.90

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Solution

The fourth proportional to 269,030,986.70, 403,546,480.05 and 266,480,069.90 is: 399,720,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,030,986.70 : 403,546,480.05 = 266,480,069.90 : x
  2. Step 2: Convert to fraction form
    269,030,986.70/403,546,480.05 = 266,480,069.90/x
  3. Step 3: Cross multiply
    269,030,986.70x = 403,546,480.05 × 266,480,069.90
  4. Step 4: Simplify right side
    269,030,986.70x = 107,537,094,211,622,960
  5. Step 5: Solve for x
    x = 107,537,094,211,622,960/269,030,986.70
  6. Step 6: Final answer
    x = 399,720,104.85

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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.