Home / 304,900,438.15-457,360,525.00-145,149,024.48

Finding the Fourth Proportional to 304,900,438.15, 457,360,525.00 and 145,149,024.48

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Solution

The fourth proportional to 304,900,438.15, 457,360,525.00 and 145,149,024.48 is: 217,728,234.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,900,438.15 : 457,360,525.00 = 145,149,024.48 : x
  2. Step 2: Convert to fraction form
    304,900,438.15/457,360,525.00 = 145,149,024.48/x
  3. Step 3: Cross multiply
    304,900,438.15x = 457,360,525.00 × 145,149,024.48
  4. Step 4: Simplify right side
    304,900,438.15x = 66,385,434,037,876,984
  5. Step 5: Solve for x
    x = 66,385,434,037,876,984/304,900,438.15
  6. Step 6: Final answer
    x = 217,728,234.31

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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.