Home / 202,286,523.08-279,155,402.16-109,467,030.90

Finding the Fourth Proportional to 202,286,523.08, 279,155,402.16 and 109,467,030.90

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Solution

The fourth proportional to 202,286,523.08, 279,155,402.16 and 109,467,030.90 is: 151,064,502.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,286,523.08 : 279,155,402.16 = 109,467,030.90 : x
  2. Step 2: Convert to fraction form
    202,286,523.08/279,155,402.16 = 109,467,030.90/x
  3. Step 3: Cross multiply
    202,286,523.08x = 279,155,402.16 × 109,467,030.90
  4. Step 4: Simplify right side
    202,286,523.08x = 30,558,313,034,150,652
  5. Step 5: Solve for x
    x = 30,558,313,034,150,652/202,286,523.08
  6. Step 6: Final answer
    x = 151,064,502.81

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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.