Home / 177,301,242.60-265,727,915.10-86,228,730.60

Finding the Fourth Proportional to 177,301,242.60, 265,727,915.10 and 86,228,730.60

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Solution

The fourth proportional to 177,301,242.60, 265,727,915.10 and 86,228,730.60 is: 129,234,180.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,301,242.60 : 265,727,915.10 = 86,228,730.60 : x
  2. Step 2: Convert to fraction form
    177,301,242.60/265,727,915.10 = 86,228,730.60/x
  3. Step 3: Cross multiply
    177,301,242.60x = 265,727,915.10 × 86,228,730.60
  4. Step 4: Simplify right side
    177,301,242.60x = 22,913,380,804,057,568
  5. Step 5: Solve for x
    x = 22,913,380,804,057,568/177,301,242.60
  6. Step 6: Final answer
    x = 129,234,180.58

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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.