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Finding the Fourth Proportional to 1,044,965,978.98, 1,442,053,286.39 and 575,067,299.94

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Solution

The fourth proportional to 1,044,965,978.98, 1,442,053,286.39 and 575,067,299.94 is: 793,593,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,965,978.98 : 1,442,053,286.39 = 575,067,299.94 : x
  2. Step 2: Convert to fraction form
    1,044,965,978.98/1,442,053,286.39 = 575,067,299.94/x
  3. Step 3: Cross multiply
    1,044,965,978.98x = 1,442,053,286.39 × 575,067,299.94
  4. Step 4: Simplify right side
    1,044,965,978.98x = 829,277,689,773,765,376
  5. Step 5: Solve for x
    x = 829,277,689,773,765,376/1,044,965,978.98
  6. Step 6: Final answer
    x = 793,593,003.46

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1.5x scale

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.