Home / 228,096,207.90-342,144,311.85-137,396,943.90

Finding the Fourth Proportional to 228,096,207.90, 342,144,311.85 and 137,396,943.90

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Solution

The fourth proportional to 228,096,207.90, 342,144,311.85 and 137,396,943.90 is: 206,095,415.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,096,207.90 : 342,144,311.85 = 137,396,943.90 : x
  2. Step 2: Convert to fraction form
    228,096,207.90/342,144,311.85 = 137,396,943.90/x
  3. Step 3: Cross multiply
    228,096,207.90x = 342,144,311.85 × 137,396,943.90
  4. Step 4: Simplify right side
    228,096,207.90x = 47,009,582,820,958,560
  5. Step 5: Solve for x
    x = 47,009,582,820,958,560/228,096,207.90
  6. Step 6: Final answer
    x = 206,095,415.85

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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.