Home / 177,074,269.80-265,611,404.70-140,085,976.20

Finding the Fourth Proportional to 177,074,269.80, 265,611,404.70 and 140,085,976.20

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Solution

The fourth proportional to 177,074,269.80, 265,611,404.70 and 140,085,976.20 is: 210,128,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,074,269.80 : 265,611,404.70 = 140,085,976.20 : x
  2. Step 2: Convert to fraction form
    177,074,269.80/265,611,404.70 = 140,085,976.20/x
  3. Step 3: Cross multiply
    177,074,269.80x = 265,611,404.70 × 140,085,976.20
  4. Step 4: Simplify right side
    177,074,269.80x = 37,208,432,917,252,760
  5. Step 5: Solve for x
    x = 37,208,432,917,252,760/177,074,269.80
  6. Step 6: Final answer
    x = 210,128,964.30

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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.