Home / 280,775,612,203.74-421,148,585,179.21-92,096,654,282.46

Finding the Fourth Proportional to 280,775,612,203.74, 421,148,585,179.21 and 92,096,654,282.46

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Solution

The fourth proportional to 280,775,612,203.74, 421,148,585,179.21 and 92,096,654,282.46 is: 138,140,116,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,775,612,203.74 : 421,148,585,179.21 = 92,096,654,282.46 : x
  2. Step 2: Convert to fraction form
    280,775,612,203.74/421,148,585,179.21 = 92,096,654,282.46/x
  3. Step 3: Cross multiply
    280,775,612,203.74x = 421,148,585,179.21 × 92,096,654,282.46
  4. Step 4: Simplify right side
    280,775,612,203.74x = 38,786,375,650,796,864,798,720
  5. Step 5: Solve for x
    x = 38,786,375,650,796,864,798,720/280,775,612,203.74
  6. Step 6: Final answer
    x = 138,140,116,039.18

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1.5x scale

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.