Home / 219,261,803.75-487,546,886.50

Finding the Third Proportional to 219,261,803.75 and 487,546,886.50

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Solution

The third proportional to 219,261,803.75 and 487,546,886.50 is: 1,084,101,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,261,803.75 : 487,546,886.50 = 487,546,886.50 : x
  2. Step 2: Convert to fraction form
    219,261,803.75/487,546,886.50 = 487,546,886.50/x
  3. Step 3: Cross multiply
    219,261,803.75x = 487,546,886.50 × 487,546,886.50
  4. Step 4: Simplify right side
    219,261,803.75x = 237,701,966,535,843,872
  5. Step 5: Solve for x
    x = 237,701,966,535,843,872/219,261,803.75
  6. Step 6: Final answer
    x = 1,084,101,117.80

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.