Home / 156,292,732.42-234,472,953.39-47,108,769.46

Finding the Fourth Proportional to 156,292,732.42, 234,472,953.39 and 47,108,769.46

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Solution

The fourth proportional to 156,292,732.42, 234,472,953.39 and 47,108,769.46 is: 70,673,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,292,732.42 : 234,472,953.39 = 47,108,769.46 : x
  2. Step 2: Convert to fraction form
    156,292,732.42/234,472,953.39 = 47,108,769.46/x
  3. Step 3: Cross multiply
    156,292,732.42x = 234,472,953.39 × 47,108,769.46
  4. Step 4: Simplify right side
    156,292,732.42x = 11,045,732,305,854,836
  5. Step 5: Solve for x
    x = 11,045,732,305,854,836/156,292,732.42
  6. Step 6: Final answer
    x = 70,673,358.48

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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.