Home / 495,798,997.74-743,789,281.41-204,507,212.46

Finding the Fourth Proportional to 495,798,997.74, 743,789,281.41 and 204,507,212.46

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Solution

The fourth proportional to 495,798,997.74, 743,789,281.41 and 204,507,212.46 is: 306,798,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,798,997.74 : 743,789,281.41 = 204,507,212.46 : x
  2. Step 2: Convert to fraction form
    495,798,997.74/743,789,281.41 = 204,507,212.46/x
  3. Step 3: Cross multiply
    495,798,997.74x = 743,789,281.41 × 204,507,212.46
  4. Step 4: Simplify right side
    495,798,997.74x = 152,110,272,598,785,600
  5. Step 5: Solve for x
    x = 152,110,272,598,785,600/495,798,997.74
  6. Step 6: Final answer
    x = 306,798,265.61

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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.