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Finding the Third Proportional to 143,462,835 and 306,871,109

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Solution

The third proportional to 143,462,835 and 306,871,109 is: 656,406,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,462,835 : 306,871,109 = 306,871,109 : x
  2. Step 2: Convert to fraction form
    143,462,835/306,871,109 = 306,871,109/x
  3. Step 3: Cross multiply
    143,462,835x = 306,871,109 × 306,871,109
  4. Step 4: Simplify right side
    143,462,835x = 94,169,877,538,889,888
  5. Step 5: Solve for x
    x = 94,169,877,538,889,888/143,462,835
  6. Step 6: Final answer
    x = 656,406,082.72

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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.