Home / 314,928,504.20-472,392,756.30-269,012,001.80

Finding the Fourth Proportional to 314,928,504.20, 472,392,756.30 and 269,012,001.80

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Solution

The fourth proportional to 314,928,504.20, 472,392,756.30 and 269,012,001.80 is: 403,518,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,504.20 : 472,392,756.30 = 269,012,001.80 : x
  2. Step 2: Convert to fraction form
    314,928,504.20/472,392,756.30 = 269,012,001.80/x
  3. Step 3: Cross multiply
    314,928,504.20x = 472,392,756.30 × 269,012,001.80
  4. Step 4: Simplify right side
    314,928,504.20x = 127,079,321,008,082,576
  5. Step 5: Solve for x
    x = 127,079,321,008,082,576/314,928,504.20
  6. Step 6: Final answer
    x = 403,518,002.70

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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.