Home / 265,235,264.80-397,906,705.20-83,440,160.80

Finding the Fourth Proportional to 265,235,264.80, 397,906,705.20 and 83,440,160.80

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Solution

The fourth proportional to 265,235,264.80, 397,906,705.20 and 83,440,160.80 is: 125,177,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,235,264.80 : 397,906,705.20 = 83,440,160.80 : x
  2. Step 2: Convert to fraction form
    265,235,264.80/397,906,705.20 = 83,440,160.80/x
  3. Step 3: Cross multiply
    265,235,264.80x = 397,906,705.20 × 83,440,160.80
  4. Step 4: Simplify right side
    265,235,264.80x = 33,201,399,465,286,192
  5. Step 5: Solve for x
    x = 33,201,399,465,286,192/265,235,264.80
  6. Step 6: Final answer
    x = 125,177,168.62

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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.