Home / 12,293,731,863.76-16,965,466,934.46-7,213,182,237.97

Finding the Fourth Proportional to 12,293,731,863.76, 16,965,466,934.46 and 7,213,182,237.97

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Solution

The fourth proportional to 12,293,731,863.76, 16,965,466,934.46 and 7,213,182,237.97 is: 9,954,260,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,731,863.76 : 16,965,466,934.46 = 7,213,182,237.97 : x
  2. Step 2: Convert to fraction form
    12,293,731,863.76/16,965,466,934.46 = 7,213,182,237.97/x
  3. Step 3: Cross multiply
    12,293,731,863.76x = 16,965,466,934.46 × 7,213,182,237.97
  4. Step 4: Simplify right side
    12,293,731,863.76x = 122,375,004,750,514,208,768
  5. Step 5: Solve for x
    x = 122,375,004,750,514,208,768/12,293,731,863.76
  6. Step 6: Final answer
    x = 9,954,260,114.56

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1.5x scale

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.