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Finding the Third Proportional to 173,427,840 and 249,276,678

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Solution

The third proportional to 173,427,840 and 249,276,678 is: 358,298,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,427,840 : 249,276,678 = 249,276,678 : x
  2. Step 2: Convert to fraction form
    173,427,840/249,276,678 = 249,276,678/x
  3. Step 3: Cross multiply
    173,427,840x = 249,276,678 × 249,276,678
  4. Step 4: Simplify right side
    173,427,840x = 62,138,862,194,715,680
  5. Step 5: Solve for x
    x = 62,138,862,194,715,680/173,427,840
  6. Step 6: Final answer
    x = 358,298,080.60

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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.