Home / 145,789,118.26-321,294,701.36

Finding the Third Proportional to 145,789,118.26 and 321,294,701.36

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Solution

The third proportional to 145,789,118.26 and 321,294,701.36 is: 708,079,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,789,118.26 : 321,294,701.36 = 321,294,701.36 : x
  2. Step 2: Convert to fraction form
    145,789,118.26/321,294,701.36 = 321,294,701.36/x
  3. Step 3: Cross multiply
    145,789,118.26x = 321,294,701.36 × 321,294,701.36
  4. Step 4: Simplify right side
    145,789,118.26x = 103,230,285,119,107,088
  5. Step 5: Solve for x
    x = 103,230,285,119,107,088/145,789,118.26
  6. Step 6: Final answer
    x = 708,079,494.20

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.