Home / 202,286,388.80-279,155,217.52-109,466,897.56

Finding the Fourth Proportional to 202,286,388.80, 279,155,217.52 and 109,466,897.56

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Solution

The fourth proportional to 202,286,388.80, 279,155,217.52 and 109,466,897.56 is: 151,064,319.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,286,388.80 : 279,155,217.52 = 109,466,897.56 : x
  2. Step 2: Convert to fraction form
    202,286,388.80/279,155,217.52 = 109,466,897.56/x
  3. Step 3: Cross multiply
    202,286,388.80x = 279,155,217.52 × 109,466,897.56
  4. Step 4: Simplify right side
    202,286,388.80x = 30,558,255,599,601,356
  5. Step 5: Solve for x
    x = 30,558,255,599,601,356/202,286,388.80
  6. Step 6: Final answer
    x = 151,064,319.16

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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.