Home / 6,778,490,298.66-9,354,078,027.84-3,726,644,358.42

Finding the Fourth Proportional to 6,778,490,298.66, 9,354,078,027.84 and 3,726,644,358.42

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Solution

The fourth proportional to 6,778,490,298.66, 9,354,078,027.84 and 3,726,644,358.42 is: 5,142,638,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778,490,298.66 : 9,354,078,027.84 = 3,726,644,358.42 : x
  2. Step 2: Convert to fraction form
    6,778,490,298.66/9,354,078,027.84 = 3,726,644,358.42/x
  3. Step 3: Cross multiply
    6,778,490,298.66x = 9,354,078,027.84 × 3,726,644,358.42
  4. Step 4: Simplify right side
    6,778,490,298.66x = 34,859,322,110,670,417,920
  5. Step 5: Solve for x
    x = 34,859,322,110,670,417,920/6,778,490,298.66
  6. Step 6: Final answer
    x = 5,142,638,046.94

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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.