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Finding the Third Proportional to 70,549,130 and 151,909,762

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Solution

The third proportional to 70,549,130 and 151,909,762 is: 327,099,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,549,130 : 151,909,762 = 151,909,762 : x
  2. Step 2: Convert to fraction form
    70,549,130/151,909,762 = 151,909,762/x
  3. Step 3: Cross multiply
    70,549,130x = 151,909,762 × 151,909,762
  4. Step 4: Simplify right side
    70,549,130x = 23,076,575,790,896,644
  5. Step 5: Solve for x
    x = 23,076,575,790,896,644/70,549,130
  6. Step 6: Final answer
    x = 327,099,367.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.