Home / 132,822,769.46-183,354,196.84-85,802,769.28

Finding the Fourth Proportional to 132,822,769.46, 183,354,196.84 and 85,802,769.28

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Solution

The fourth proportional to 132,822,769.46, 183,354,196.84 and 85,802,769.28 is: 118,445,789.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,822,769.46 : 183,354,196.84 = 85,802,769.28 : x
  2. Step 2: Convert to fraction form
    132,822,769.46/183,354,196.84 = 85,802,769.28/x
  3. Step 3: Cross multiply
    132,822,769.46x = 183,354,196.84 × 85,802,769.28
  4. Step 4: Simplify right side
    132,822,769.46x = 15,732,297,847,553,212
  5. Step 5: Solve for x
    x = 15,732,297,847,553,212/132,822,769.46
  6. Step 6: Final answer
    x = 118,445,789.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.