Home / 293,228,221.50-430,256,630.25

Finding the Third Proportional to 293,228,221.50 and 430,256,630.25

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Solution

The third proportional to 293,228,221.50 and 430,256,630.25 is: 631,319,751.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,228,221.50 : 430,256,630.25 = 430,256,630.25 : x
  2. Step 2: Convert to fraction form
    293,228,221.50/430,256,630.25 = 430,256,630.25/x
  3. Step 3: Cross multiply
    293,228,221.50x = 430,256,630.25 × 430,256,630.25
  4. Step 4: Simplify right side
    293,228,221.50x = 185,120,767,874,085,216
  5. Step 5: Solve for x
    x = 185,120,767,874,085,216/293,228,221.50
  6. Step 6: Final answer
    x = 631,319,751.31

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.