Home / 749,961,198.24-1,034,954,731.52-415,438,844.64

Finding the Fourth Proportional to 749,961,198.24, 1,034,954,731.52 and 415,438,844.64

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Solution

The fourth proportional to 749,961,198.24, 1,034,954,731.52 and 415,438,844.64 is: 573,310,191.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,961,198.24 : 1,034,954,731.52 = 415,438,844.64 : x
  2. Step 2: Convert to fraction form
    749,961,198.24/1,034,954,731.52 = 415,438,844.64/x
  3. Step 3: Cross multiply
    749,961,198.24x = 1,034,954,731.52 × 415,438,844.64
  4. Step 4: Simplify right side
    749,961,198.24x = 429,960,397,917,370,176
  5. Step 5: Solve for x
    x = 429,960,397,917,370,176/749,961,198.24
  6. Step 6: Final answer
    x = 573,310,191.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.