Home / 408,824,010-564,174,263.74-223,185,025.64

Finding the Fourth Proportional to 408,824,010, 564,174,263.74 and 223,185,025.64

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Solution

The fourth proportional to 408,824,010, 564,174,263.74 and 223,185,025.64 is: 307,993,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,824,010 : 564,174,263.74 = 223,185,025.64 : x
  2. Step 2: Convert to fraction form
    408,824,010/564,174,263.74 = 223,185,025.64/x
  3. Step 3: Cross multiply
    408,824,010x = 564,174,263.74 × 223,185,025.64
  4. Step 4: Simplify right side
    408,824,010x = 125,915,247,518,240,016
  5. Step 5: Solve for x
    x = 125,915,247,518,240,016/408,824,010
  6. Step 6: Final answer
    x = 307,993,768.56

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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.