Home / 314,928,388.80-472,392,583.20-237,330,129.60

Finding the Fourth Proportional to 314,928,388.80, 472,392,583.20 and 237,330,129.60

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Solution

The fourth proportional to 314,928,388.80, 472,392,583.20 and 237,330,129.60 is: 355,995,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,388.80 : 472,392,583.20 = 237,330,129.60 : x
  2. Step 2: Convert to fraction form
    314,928,388.80/472,392,583.20 = 237,330,129.60/x
  3. Step 3: Cross multiply
    314,928,388.80x = 472,392,583.20 × 237,330,129.60
  4. Step 4: Simplify right side
    314,928,388.80x = 112,112,992,992,934,784
  5. Step 5: Solve for x
    x = 112,112,992,992,934,784/314,928,388.80
  6. Step 6: Final answer
    x = 355,995,194.40

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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.