Home / 1,165,116,397.05-1,608,243,799.28-927,397,633.95

Finding the Fourth Proportional to 1,165,116,397.05, 1,608,243,799.28 and 927,397,633.95

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Solution

The fourth proportional to 1,165,116,397.05, 1,608,243,799.28 and 927,397,633.95 is: 1,280,113,727.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,116,397.05 : 1,608,243,799.28 = 927,397,633.95 : x
  2. Step 2: Convert to fraction form
    1,165,116,397.05/1,608,243,799.28 = 927,397,633.95/x
  3. Step 3: Cross multiply
    1,165,116,397.05x = 1,608,243,799.28 × 927,397,633.95
  4. Step 4: Simplify right side
    1,165,116,397.05x = 1,491,481,494,262,393,856
  5. Step 5: Solve for x
    x = 1,491,481,494,262,393,856/1,165,116,397.05
  6. Step 6: Final answer
    x = 1,280,113,727.73

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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.