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Finding the Third Proportional to 173,427,836 and 249,276,672

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Solution

The third proportional to 173,427,836 and 249,276,672 is: 358,298,071.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,427,836 : 249,276,672 = 249,276,672 : x
  2. Step 2: Convert to fraction form
    173,427,836/249,276,672 = 249,276,672/x
  3. Step 3: Cross multiply
    173,427,836x = 249,276,672 × 249,276,672
  4. Step 4: Simplify right side
    173,427,836x = 62,138,859,203,395,584
  5. Step 5: Solve for x
    x = 62,138,859,203,395,584/173,427,836
  6. Step 6: Final answer
    x = 358,298,071.62

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.