Home / 177,160,655.80-265,740,983.70-81,609,167.80

Finding the Fourth Proportional to 177,160,655.80, 265,740,983.70 and 81,609,167.80

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Solution

The fourth proportional to 177,160,655.80, 265,740,983.70 and 81,609,167.80 is: 122,413,751.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160,655.80 : 265,740,983.70 = 81,609,167.80 : x
  2. Step 2: Convert to fraction form
    177,160,655.80/265,740,983.70 = 81,609,167.80/x
  3. Step 3: Cross multiply
    177,160,655.80x = 265,740,983.70 × 81,609,167.80
  4. Step 4: Simplify right side
    177,160,655.80x = 21,686,900,530,110,364
  5. Step 5: Solve for x
    x = 21,686,900,530,110,364/177,160,655.80
  6. Step 6: Final answer
    x = 122,413,751.70

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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.