Home / 790,275,194-1,090,579,767.72-442,594,682

Finding the Fourth Proportional to 790,275,194, 1,090,579,767.72 and 442,594,682

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Solution

The fourth proportional to 790,275,194, 1,090,579,767.72 and 442,594,682 is: 610,780,661.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,275,194 : 1,090,579,767.72 = 442,594,682 : x
  2. Step 2: Convert to fraction form
    790,275,194/1,090,579,767.72 = 442,594,682/x
  3. Step 3: Cross multiply
    790,275,194x = 1,090,579,767.72 × 442,594,682
  4. Step 4: Simplify right side
    790,275,194x = 482,684,805,489,667,264
  5. Step 5: Solve for x
    x = 482,684,805,489,667,264/790,275,194
  6. Step 6: Final answer
    x = 610,780,661.16

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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.