Home / 495,133,078.20-742,699,617.30-322,946,194.20

Finding the Fourth Proportional to 495,133,078.20, 742,699,617.30 and 322,946,194.20

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Solution

The fourth proportional to 495,133,078.20, 742,699,617.30 and 322,946,194.20 is: 484,419,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,133,078.20 : 742,699,617.30 = 322,946,194.20 : x
  2. Step 2: Convert to fraction form
    495,133,078.20/742,699,617.30 = 322,946,194.20/x
  3. Step 3: Cross multiply
    495,133,078.20x = 742,699,617.30 × 322,946,194.20
  4. Step 4: Simplify right side
    495,133,078.20x = 239,852,014,840,831,456
  5. Step 5: Solve for x
    x = 239,852,014,840,831,456/495,133,078.20
  6. Step 6: Final answer
    x = 484,419,291.30

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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.