Home / 408,863,621.88-564,228,877.68-223,224,632.04

Finding the Fourth Proportional to 408,863,621.88, 564,228,877.68 and 223,224,632.04

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Solution

The fourth proportional to 408,863,621.88, 564,228,877.68 and 223,224,632.04 is: 308,048,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,863,621.88 : 564,228,877.68 = 223,224,632.04 : x
  2. Step 2: Convert to fraction form
    408,863,621.88/564,228,877.68 = 223,224,632.04/x
  3. Step 3: Cross multiply
    408,863,621.88x = 564,228,877.68 × 223,224,632.04
  4. Step 4: Simplify right side
    408,863,621.88x = 125,949,783,606,460,160
  5. Step 5: Solve for x
    x = 125,949,783,606,460,160/408,863,621.88
  6. Step 6: Final answer
    x = 308,048,397.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.