Home / 342,548,623.72-472,717,565.22-185,915,735.56

Finding the Fourth Proportional to 342,548,623.72, 472,717,565.22 and 185,915,735.56

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Solution

The fourth proportional to 342,548,623.72, 472,717,565.22 and 185,915,735.56 is: 256,563,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,548,623.72 : 472,717,565.22 = 185,915,735.56 : x
  2. Step 2: Convert to fraction form
    342,548,623.72/472,717,565.22 = 185,915,735.56/x
  3. Step 3: Cross multiply
    342,548,623.72x = 472,717,565.22 × 185,915,735.56
  4. Step 4: Simplify right side
    342,548,623.72x = 87,885,633,850,008,576
  5. Step 5: Solve for x
    x = 87,885,633,850,008,576/342,548,623.72
  6. Step 6: Final answer
    x = 256,563,967.17

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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.