Home / 243,732,768,963.45-365,538,738,407.12-82,380,588,599.73

Finding the Fourth Proportional to 243,732,768,963.45, 365,538,738,407.12 and 82,380,588,599.73

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Solution

The fourth proportional to 243,732,768,963.45, 365,538,738,407.12 and 82,380,588,599.73 is: 123,550,462,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,732,768,963.45 : 365,538,738,407.12 = 82,380,588,599.73 : x
  2. Step 2: Convert to fraction form
    243,732,768,963.45/365,538,738,407.12 = 82,380,588,599.73/x
  3. Step 3: Cross multiply
    243,732,768,963.45x = 365,538,738,407.12 × 82,380,588,599.73
  4. Step 4: Simplify right side
    243,732,768,963.45x = 30,113,296,425,981,275,275,264
  5. Step 5: Solve for x
    x = 30,113,296,425,981,275,275,264/243,732,768,963.45
  6. Step 6: Final answer
    x = 123,550,462,886.25

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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.