Home / 177,160,666.30-265,740,999.46-81,609,178.30

Finding the Fourth Proportional to 177,160,666.30, 265,740,999.46 and 81,609,178.30

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Solution

The fourth proportional to 177,160,666.30, 265,740,999.46 and 81,609,178.30 is: 122,413,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160,666.30 : 265,740,999.46 = 81,609,178.30 : x
  2. Step 2: Convert to fraction form
    177,160,666.30/265,740,999.46 = 81,609,178.30/x
  3. Step 3: Cross multiply
    177,160,666.30x = 265,740,999.46 × 81,609,178.30
  4. Step 4: Simplify right side
    177,160,666.30x = 21,686,904,606,551,344
  5. Step 5: Solve for x
    x = 21,686,904,606,551,344/177,160,666.30
  6. Step 6: Final answer
    x = 122,413,767.45

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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.