Home / 202,378,059.90-279,281,816.06-109,558,567.72

Finding the Fourth Proportional to 202,378,059.90, 279,281,816.06 and 109,558,567.72

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Solution

The fourth proportional to 202,378,059.90, 279,281,816.06 and 109,558,567.72 is: 151,190,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,378,059.90 : 279,281,816.06 = 109,558,567.72 : x
  2. Step 2: Convert to fraction form
    202,378,059.90/279,281,816.06 = 109,558,567.72/x
  3. Step 3: Cross multiply
    202,378,059.90x = 279,281,816.06 × 109,558,567.72
  4. Step 4: Simplify right side
    202,378,059.90x = 30,597,715,757,774,092
  5. Step 5: Solve for x
    x = 30,597,715,757,774,092/202,378,059.90
  6. Step 6: Final answer
    x = 151,190,874.02

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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.