Home / 203,388,208.80-280,663,809.36-110,567,904.72

Finding the Fourth Proportional to 203,388,208.80, 280,663,809.36 and 110,567,904.72

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Solution

The fourth proportional to 203,388,208.80, 280,663,809.36 and 110,567,904.72 is: 152,577,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,388,208.80 : 280,663,809.36 = 110,567,904.72 : x
  2. Step 2: Convert to fraction form
    203,388,208.80/280,663,809.36 = 110,567,904.72/x
  3. Step 3: Cross multiply
    203,388,208.80x = 280,663,809.36 × 110,567,904.72
  4. Step 4: Simplify right side
    203,388,208.80x = 31,032,409,331,668,724
  5. Step 5: Solve for x
    x = 31,032,409,331,668,724/203,388,208.80
  6. Step 6: Final answer
    x = 152,577,229.11

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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.