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Finding the Third Proportional to 72,048,694 and 106,167,953

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Solution

The third proportional to 72,048,694 and 106,167,953 is: 156,444,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,048,694 : 106,167,953 = 106,167,953 : x
  2. Step 2: Convert to fraction form
    72,048,694/106,167,953 = 106,167,953/x
  3. Step 3: Cross multiply
    72,048,694x = 106,167,953 × 106,167,953
  4. Step 4: Simplify right side
    72,048,694x = 11,271,634,244,210,208
  5. Step 5: Solve for x
    x = 11,271,634,244,210,208/72,048,694
  6. Step 6: Final answer
    x = 156,444,671.21

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.