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Finding the Third Proportional to 252,312,813 and 368,890,156

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Solution

The third proportional to 252,312,813 and 368,890,156 is: 539,330,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,312,813 : 368,890,156 = 368,890,156 : x
  2. Step 2: Convert to fraction form
    252,312,813/368,890,156 = 368,890,156/x
  3. Step 3: Cross multiply
    252,312,813x = 368,890,156 × 368,890,156
  4. Step 4: Simplify right side
    252,312,813x = 136,079,947,193,704,336
  5. Step 5: Solve for x
    x = 136,079,947,193,704,336/252,312,813
  6. Step 6: Final answer
    x = 539,330,308.18

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.