Home / 202,523,036.22-279,483,131.61-109,703,543.31

Finding the Fourth Proportional to 202,523,036.22, 279,483,131.61 and 109,703,543.31

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Solution

The fourth proportional to 202,523,036.22, 279,483,131.61 and 109,703,543.31 is: 151,391,616.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,523,036.22 : 279,483,131.61 = 109,703,543.31 : x
  2. Step 2: Convert to fraction form
    202,523,036.22/279,483,131.61 = 109,703,543.31/x
  3. Step 3: Cross multiply
    202,523,036.22x = 279,483,131.61 × 109,703,543.31
  4. Step 4: Simplify right side
    202,523,036.22x = 30,660,289,832,992,068
  5. Step 5: Solve for x
    x = 30,660,289,832,992,068/202,523,036.22
  6. Step 6: Final answer
    x = 151,391,616.51

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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.