Home / 38,179,944,462.30-52,689,956,369.91-21,263,589,304.26

Finding the Fourth Proportional to 38,179,944,462.30, 52,689,956,369.91 and 21,263,589,304.26

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Solution

The fourth proportional to 38,179,944,462.30, 52,689,956,369.91 and 21,263,589,304.26 is: 29,344,662,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,179,944,462.30 : 52,689,956,369.91 = 21,263,589,304.26 : x
  2. Step 2: Convert to fraction form
    38,179,944,462.30/52,689,956,369.91 = 21,263,589,304.26/x
  3. Step 3: Cross multiply
    38,179,944,462.30x = 52,689,956,369.91 × 21,263,589,304.26
  4. Step 4: Simplify right side
    38,179,944,462.30x = 1,120,377,592,709,144,379,392
  5. Step 5: Solve for x
    x = 1,120,377,592,709,144,379,392/38,179,944,462.30
  6. Step 6: Final answer
    x = 29,344,662,714.62

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Double scale
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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.