Home / 8,422,657,010.20-12,613,932,518.64-4,873,917,490.84

Finding the Fourth Proportional to 8,422,657,010.20, 12,613,932,518.64 and 4,873,917,490.84

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Solution

The fourth proportional to 8,422,657,010.20, 12,613,932,518.64 and 4,873,917,490.84 is: 7,299,272,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,657,010.20 : 12,613,932,518.64 = 4,873,917,490.84 : x
  2. Step 2: Convert to fraction form
    8,422,657,010.20/12,613,932,518.64 = 4,873,917,490.84/x
  3. Step 3: Cross multiply
    8,422,657,010.20x = 12,613,932,518.64 × 4,873,917,490.84
  4. Step 4: Simplify right side
    8,422,657,010.20x = 61,479,266,330,874,945,536
  5. Step 5: Solve for x
    x = 61,479,266,330,874,945,536/8,422,657,010.20
  6. Step 6: Final answer
    x = 7,299,272,219.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.