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Finding the Third Proportional to 1,790,471,056 and 3,853,039,988

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Solution

The third proportional to 1,790,471,056 and 3,853,039,988 is: 8,291,626,440.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,471,056 : 3,853,039,988 = 3,853,039,988 : x
  2. Step 2: Convert to fraction form
    1,790,471,056/3,853,039,988 = 3,853,039,988/x
  3. Step 3: Cross multiply
    1,790,471,056x = 3,853,039,988 × 3,853,039,988
  4. Step 4: Simplify right side
    1,790,471,056x = 14,845,917,149,127,041,024
  5. Step 5: Solve for x
    x = 14,845,917,149,127,041,024/1,790,471,056
  6. Step 6: Final answer
    x = 8,291,626,440.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.