Home / 257,890,606.20-386,835,909.30-229,673,057.40

Finding the Fourth Proportional to 257,890,606.20, 386,835,909.30 and 229,673,057.40

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Solution

The fourth proportional to 257,890,606.20, 386,835,909.30 and 229,673,057.40 is: 344,509,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,890,606.20 : 386,835,909.30 = 229,673,057.40 : x
  2. Step 2: Convert to fraction form
    257,890,606.20/386,835,909.30 = 229,673,057.40/x
  3. Step 3: Cross multiply
    257,890,606.20x = 386,835,909.30 × 229,673,057.40
  4. Step 4: Simplify right side
    257,890,606.20x = 88,845,786,001,040,096
  5. Step 5: Solve for x
    x = 88,845,786,001,040,096/257,890,606.20
  6. Step 6: Final answer
    x = 344,509,586.10

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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.