Home / 231,194,522.56-346,549,025.92-77,787,320.32

Finding the Fourth Proportional to 231,194,522.56, 346,549,025.92 and 77,787,320.32

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Solution

The fourth proportional to 231,194,522.56, 346,549,025.92 and 77,787,320.32 is: 116,599,302.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,194,522.56 : 346,549,025.92 = 77,787,320.32 : x
  2. Step 2: Convert to fraction form
    231,194,522.56/346,549,025.92 = 77,787,320.32/x
  3. Step 3: Cross multiply
    231,194,522.56x = 346,549,025.92 × 77,787,320.32
  4. Step 4: Simplify right side
    231,194,522.56x = 26,957,120,085,823,020
  5. Step 5: Solve for x
    x = 26,957,120,085,823,020/231,194,522.56
  6. Step 6: Final answer
    x = 116,599,302.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.