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Finding the Third Proportional to 2,859,920,145 and 6,158,079,531

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Solution

The third proportional to 2,859,920,145 and 6,158,079,531 is: 13,259,791,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,920,145 : 6,158,079,531 = 6,158,079,531 : x
  2. Step 2: Convert to fraction form
    2,859,920,145/6,158,079,531 = 6,158,079,531/x
  3. Step 3: Cross multiply
    2,859,920,145x = 6,158,079,531 × 6,158,079,531
  4. Step 4: Simplify right side
    2,859,920,145x = 37,921,943,510,121,177,088
  5. Step 5: Solve for x
    x = 37,921,943,510,121,177,088/2,859,920,145
  6. Step 6: Final answer
    x = 13,259,791,038.72

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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.