Home / 231,342,381.87-347,071,008.29-114,812,429.28

Finding the Fourth Proportional to 231,342,381.87, 347,071,008.29 and 114,812,429.28

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Solution

The fourth proportional to 231,342,381.87, 347,071,008.29 and 114,812,429.28 is: 172,247,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,342,381.87 : 347,071,008.29 = 114,812,429.28 : x
  2. Step 2: Convert to fraction form
    231,342,381.87/347,071,008.29 = 114,812,429.28/x
  3. Step 3: Cross multiply
    231,342,381.87x = 347,071,008.29 × 114,812,429.28
  4. Step 4: Simplify right side
    231,342,381.87x = 39,848,065,593,859,864
  5. Step 5: Solve for x
    x = 39,848,065,593,859,864/231,342,381.87
  6. Step 6: Final answer
    x = 172,247,148.45

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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.