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Finding the Third Proportional to 300,890,140 and 655,197,194

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Solution

The third proportional to 300,890,140 and 655,197,194 is: 1,426,711,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,890,140 : 655,197,194 = 655,197,194 : x
  2. Step 2: Convert to fraction form
    300,890,140/655,197,194 = 655,197,194/x
  3. Step 3: Cross multiply
    300,890,140x = 655,197,194 × 655,197,194
  4. Step 4: Simplify right side
    300,890,140x = 429,283,363,025,473,664
  5. Step 5: Solve for x
    x = 429,283,363,025,473,664/300,890,140
  6. Step 6: Final answer
    x = 1,426,711,300.76

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.