Home / 354,420,203.10-531,630,304.65-305,952,783.90

Finding the Fourth Proportional to 354,420,203.10, 531,630,304.65 and 305,952,783.90

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Solution

The fourth proportional to 354,420,203.10, 531,630,304.65 and 305,952,783.90 is: 458,929,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,420,203.10 : 531,630,304.65 = 305,952,783.90 : x
  2. Step 2: Convert to fraction form
    354,420,203.10/531,630,304.65 = 305,952,783.90/x
  3. Step 3: Cross multiply
    354,420,203.10x = 531,630,304.65 × 305,952,783.90
  4. Step 4: Simplify right side
    354,420,203.10x = 162,653,771,713,272,608
  5. Step 5: Solve for x
    x = 162,653,771,713,272,608/354,420,203.10
  6. Step 6: Final answer
    x = 458,929,175.85

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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.