Home / 314,930,259.20-472,395,388.80-269,013,756.80

Finding the Fourth Proportional to 314,930,259.20, 472,395,388.80 and 269,013,756.80

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Solution

The fourth proportional to 314,930,259.20, 472,395,388.80 and 269,013,756.80 is: 403,520,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,259.20 : 472,395,388.80 = 269,013,756.80 : x
  2. Step 2: Convert to fraction form
    314,930,259.20/472,395,388.80 = 269,013,756.80/x
  3. Step 3: Cross multiply
    314,930,259.20x = 472,395,388.80 × 269,013,756.80
  4. Step 4: Simplify right side
    314,930,259.20x = 127,080,858,236,084,656
  5. Step 5: Solve for x
    x = 127,080,858,236,084,656/314,930,259.20
  6. Step 6: Final answer
    x = 403,520,635.20

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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.