Home / 232,473,719.64-320,801,882.22-128,049,543.48

Finding the Fourth Proportional to 232,473,719.64, 320,801,882.22 and 128,049,543.48

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Solution

The fourth proportional to 232,473,719.64, 320,801,882.22 and 128,049,543.48 is: 176,701,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,473,719.64 : 320,801,882.22 = 128,049,543.48 : x
  2. Step 2: Convert to fraction form
    232,473,719.64/320,801,882.22 = 128,049,543.48/x
  3. Step 3: Cross multiply
    232,473,719.64x = 320,801,882.22 × 128,049,543.48
  4. Step 4: Simplify right side
    232,473,719.64x = 41,078,534,565,795,736
  5. Step 5: Solve for x
    x = 41,078,534,565,795,736/232,473,719.64
  6. Step 6: Final answer
    x = 176,701,842.38

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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.