Home / 342,885,147.10-473,181,143.01-186,252,376.79

Finding the Fourth Proportional to 342,885,147.10, 473,181,143.01 and 186,252,376.79

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Solution

The fourth proportional to 342,885,147.10, 473,181,143.01 and 186,252,376.79 is: 257,028,084.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,885,147.10 : 473,181,143.01 = 186,252,376.79 : x
  2. Step 2: Convert to fraction form
    342,885,147.10/473,181,143.01 = 186,252,376.79/x
  3. Step 3: Cross multiply
    342,885,147.10x = 473,181,143.01 × 186,252,376.79
  4. Step 4: Simplify right side
    342,885,147.10x = 88,131,112,538,305,904
  5. Step 5: Solve for x
    x = 88,131,112,538,305,904/342,885,147.10
  6. Step 6: Final answer
    x = 257,028,084.43

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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.