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Finding the Fourth Proportional to 166,640,302.45, 232,722,467.15 and 166,640,302.45

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Solution

The fourth proportional to 166,640,302.45, 232,722,467.15 and 166,640,302.45 is: 232,722,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,640,302.45 : 232,722,467.15 = 166,640,302.45 : x
  2. Step 2: Convert to fraction form
    166,640,302.45/232,722,467.15 = 166,640,302.45/x
  3. Step 3: Cross multiply
    166,640,302.45x = 232,722,467.15 × 166,640,302.45
  4. Step 4: Simplify right side
    166,640,302.45x = 38,780,942,312,786,184
  5. Step 5: Solve for x
    x = 38,780,942,312,786,184/166,640,302.45
  6. Step 6: Final answer
    x = 232,722,467.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.