Home / 790,275,192-1,090,579,764.96-442,594,680

Finding the Fourth Proportional to 790,275,192, 1,090,579,764.96 and 442,594,680

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Solution

The fourth proportional to 790,275,192, 1,090,579,764.96 and 442,594,680 is: 610,780,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,275,192 : 1,090,579,764.96 = 442,594,680 : x
  2. Step 2: Convert to fraction form
    790,275,192/1,090,579,764.96 = 442,594,680/x
  3. Step 3: Cross multiply
    790,275,192x = 1,090,579,764.96 × 442,594,680
  4. Step 4: Simplify right side
    790,275,192x = 482,684,802,086,946,432
  5. Step 5: Solve for x
    x = 482,684,802,086,946,432/790,275,192
  6. Step 6: Final answer
    x = 610,780,658.40

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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.