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Finding the Third Proportional to 79,388,186 and 170,263,051

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Solution

The third proportional to 79,388,186 and 170,263,051 is: 365,161,467.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,388,186 : 170,263,051 = 170,263,051 : x
  2. Step 2: Convert to fraction form
    79,388,186/170,263,051 = 170,263,051/x
  3. Step 3: Cross multiply
    79,388,186x = 170,263,051 × 170,263,051
  4. Step 4: Simplify right side
    79,388,186x = 28,989,506,535,828,600
  5. Step 5: Solve for x
    x = 28,989,506,535,828,600/79,388,186
  6. Step 6: Final answer
    x = 365,161,467.93

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.