Home / 177,160,675.80-265,741,013.70-81,609,187.80

Finding the Fourth Proportional to 177,160,675.80, 265,741,013.70 and 81,609,187.80

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Solution

The fourth proportional to 177,160,675.80, 265,741,013.70 and 81,609,187.80 is: 122,413,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160,675.80 : 265,741,013.70 = 81,609,187.80 : x
  2. Step 2: Convert to fraction form
    177,160,675.80/265,741,013.70 = 81,609,187.80/x
  3. Step 3: Cross multiply
    177,160,675.80x = 265,741,013.70 × 81,609,187.80
  4. Step 4: Simplify right side
    177,160,675.80x = 21,686,908,293,205,672
  5. Step 5: Solve for x
    x = 21,686,908,293,205,672/177,160,675.80
  6. Step 6: Final answer
    x = 122,413,781.70

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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.