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Finding the Third Proportional to 276,050,390 and 590,878,720

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Solution

The third proportional to 276,050,390 and 590,878,720 is: 1,264,760,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,050,390 : 590,878,720 = 590,878,720 : x
  2. Step 2: Convert to fraction form
    276,050,390/590,878,720 = 590,878,720/x
  3. Step 3: Cross multiply
    276,050,390x = 590,878,720 × 590,878,720
  4. Step 4: Simplify right side
    276,050,390x = 349,137,661,748,838,400
  5. Step 5: Solve for x
    x = 349,137,661,748,838,400/276,050,390
  6. Step 6: Final answer
    x = 1,264,760,617.61

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.