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Finding the Third Proportional to 142,266,654 and 213,399,967.50

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Solution

The third proportional to 142,266,654 and 213,399,967.50 is: 320,099,931.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,266,654 : 213,399,967.50 = 213,399,967.50 : x
  2. Step 2: Convert to fraction form
    142,266,654/213,399,967.50 = 213,399,967.50/x
  3. Step 3: Cross multiply
    142,266,654x = 213,399,967.50 × 213,399,967.50
  4. Step 4: Simplify right side
    142,266,654x = 45,539,546,129,001,056
  5. Step 5: Solve for x
    x = 45,539,546,129,001,056/142,266,654
  6. Step 6: Final answer
    x = 320,099,931.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.