Home / 314,928,132.30-472,392,198.45-153,684,996.30

Finding the Fourth Proportional to 314,928,132.30, 472,392,198.45 and 153,684,996.30

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Solution

The fourth proportional to 314,928,132.30, 472,392,198.45 and 153,684,996.30 is: 230,527,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,132.30 : 472,392,198.45 = 153,684,996.30 : x
  2. Step 2: Convert to fraction form
    314,928,132.30/472,392,198.45 = 153,684,996.30/x
  3. Step 3: Cross multiply
    314,928,132.30x = 472,392,198.45 × 153,684,996.30
  4. Step 4: Simplify right side
    314,928,132.30x = 72,599,593,270,937,120
  5. Step 5: Solve for x
    x = 72,599,593,270,937,120/314,928,132.30
  6. Step 6: Final answer
    x = 230,527,494.45

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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.