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Finding the Third Proportional to 142,862,162 and 310,078,748

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Solution

The third proportional to 142,862,162 and 310,078,748 is: 673,018,163.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,862,162 : 310,078,748 = 310,078,748 : x
  2. Step 2: Convert to fraction form
    142,862,162/310,078,748 = 310,078,748/x
  3. Step 3: Cross multiply
    142,862,162x = 310,078,748 × 310,078,748
  4. Step 4: Simplify right side
    142,862,162x = 96,148,829,961,247,504
  5. Step 5: Solve for x
    x = 96,148,829,961,247,504/142,862,162
  6. Step 6: Final answer
    x = 673,018,163.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.