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Finding the Third Proportional to 303,989,803 and 616,438,478

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Solution

The third proportional to 303,989,803 and 616,438,478 is: 1,250,030,078.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,989,803 : 616,438,478 = 616,438,478 : x
  2. Step 2: Convert to fraction form
    303,989,803/616,438,478 = 616,438,478/x
  3. Step 3: Cross multiply
    303,989,803x = 616,438,478 × 616,438,478
  4. Step 4: Simplify right side
    303,989,803x = 379,996,397,158,956,480
  5. Step 5: Solve for x
    x = 379,996,397,158,956,480/303,989,803
  6. Step 6: Final answer
    x = 1,250,030,078.01

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.