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Finding the Third Proportional to 219,531,495 and 477,325,284

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Solution

The third proportional to 219,531,495 and 477,325,284 is: 1,037,843,917.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,531,495 : 477,325,284 = 477,325,284 : x
  2. Step 2: Convert to fraction form
    219,531,495/477,325,284 = 477,325,284/x
  3. Step 3: Cross multiply
    219,531,495x = 477,325,284 × 477,325,284
  4. Step 4: Simplify right side
    219,531,495x = 227,839,426,745,680,640
  5. Step 5: Solve for x
    x = 227,839,426,745,680,640/219,531,495
  6. Step 6: Final answer
    x = 1,037,843,917.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.