Home / 1,549,181,730.78-2,137,842,822.87-844,328,776.86

Finding the Fourth Proportional to 1,549,181,730.78, 2,137,842,822.87 and 844,328,776.86

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Solution

The fourth proportional to 1,549,181,730.78, 2,137,842,822.87 and 844,328,776.86 is: 1,165,158,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,181,730.78 : 2,137,842,822.87 = 844,328,776.86 : x
  2. Step 2: Convert to fraction form
    1,549,181,730.78/2,137,842,822.87 = 844,328,776.86/x
  3. Step 3: Cross multiply
    1,549,181,730.78x = 2,137,842,822.87 × 844,328,776.86
  4. Step 4: Simplify right side
    1,549,181,730.78x = 1,805,042,215,752,756,736
  5. Step 5: Solve for x
    x = 1,805,042,215,752,756,736/1,549,181,730.78
  6. Step 6: Final answer
    x = 1,165,158,470.36

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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.