Home / 136,985,306,708.50-209,572,181,041

Finding the Third Proportional to 136,985,306,708.50 and 209,572,181,041

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Solution

The third proportional to 136,985,306,708.50 and 209,572,181,041 is: 320,621,971,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,985,306,708.50 : 209,572,181,041 = 209,572,181,041 : x
  2. Step 2: Convert to fraction form
    136,985,306,708.50/209,572,181,041 = 209,572,181,041/x
  3. Step 3: Cross multiply
    136,985,306,708.50x = 209,572,181,041 × 209,572,181,041
  4. Step 4: Simplify right side
    136,985,306,708.50x = 43,920,499,066,281,677,291,520
  5. Step 5: Solve for x
    x = 43,920,499,066,281,677,291,520/136,985,306,708.50
  6. Step 6: Final answer
    x = 320,621,971,228.95

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.