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Finding the Third Proportional to 505,836,988 and 758,755,436

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Solution

The third proportional to 505,836,988 and 758,755,436 is: 1,138,133,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,836,988 : 758,755,436 = 758,755,436 : x
  2. Step 2: Convert to fraction form
    505,836,988/758,755,436 = 758,755,436/x
  3. Step 3: Cross multiply
    505,836,988x = 758,755,436 × 758,755,436
  4. Step 4: Simplify right side
    505,836,988x = 575,709,811,659,550,080
  5. Step 5: Solve for x
    x = 575,709,811,659,550,080/505,836,988
  6. Step 6: Final answer
    x = 1,138,133,085.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.