Home / 341,486,758.56-512,228,424.66-82,701,971.88

Finding the Fourth Proportional to 341,486,758.56, 512,228,424.66 and 82,701,971.88

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Solution

The fourth proportional to 341,486,758.56, 512,228,424.66 and 82,701,971.88 is: 124,052,542.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,486,758.56 : 512,228,424.66 = 82,701,971.88 : x
  2. Step 2: Convert to fraction form
    341,486,758.56/512,228,424.66 = 82,701,971.88/x
  3. Step 3: Cross multiply
    341,486,758.56x = 512,228,424.66 × 82,701,971.88
  4. Step 4: Simplify right side
    341,486,758.56x = 42,362,300,772,368,016
  5. Step 5: Solve for x
    x = 42,362,300,772,368,016/341,486,758.56
  6. Step 6: Final answer
    x = 124,052,542.92

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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.