Home / 304,900,438.91-457,360,526.13-145,149,025.23

Finding the Fourth Proportional to 304,900,438.91, 457,360,526.13 and 145,149,025.23

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Solution

The fourth proportional to 304,900,438.91, 457,360,526.13 and 145,149,025.23 is: 217,728,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,900,438.91 : 457,360,526.13 = 145,149,025.23 : x
  2. Step 2: Convert to fraction form
    304,900,438.91/457,360,526.13 = 145,149,025.23/x
  3. Step 3: Cross multiply
    304,900,438.91x = 457,360,526.13 × 145,149,025.23
  4. Step 4: Simplify right side
    304,900,438.91x = 66,385,434,546,449,440
  5. Step 5: Solve for x
    x = 66,385,434,546,449,440/304,900,438.91
  6. Step 6: Final answer
    x = 217,728,235.44

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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.