Home / 177,160,656.30-265,740,984.45-81,609,168.30

Finding the Fourth Proportional to 177,160,656.30, 265,740,984.45 and 81,609,168.30

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Solution

The fourth proportional to 177,160,656.30, 265,740,984.45 and 81,609,168.30 is: 122,413,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160,656.30 : 265,740,984.45 = 81,609,168.30 : x
  2. Step 2: Convert to fraction form
    177,160,656.30/265,740,984.45 = 81,609,168.30/x
  3. Step 3: Cross multiply
    177,160,656.30x = 265,740,984.45 × 81,609,168.30
  4. Step 4: Simplify right side
    177,160,656.30x = 21,686,900,724,187,732
  5. Step 5: Solve for x
    x = 21,686,900,724,187,732/177,160,656.30
  6. Step 6: Final answer
    x = 122,413,752.45

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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.