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Finding the Third Proportional to 83,599,178 and 129,126,303

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Solution

The third proportional to 83,599,178 and 129,126,303 is: 199,446,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,599,178 : 129,126,303 = 129,126,303 : x
  2. Step 2: Convert to fraction form
    83,599,178/129,126,303 = 129,126,303/x
  3. Step 3: Cross multiply
    83,599,178x = 129,126,303 × 129,126,303
  4. Step 4: Simplify right side
    83,599,178x = 16,673,602,126,447,808
  5. Step 5: Solve for x
    x = 16,673,602,126,447,808/83,599,178
  6. Step 6: Final answer
    x = 199,446,962.58

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.