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Finding the Third Proportional to 56,271,803 and 121,937,080

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Solution

The third proportional to 56,271,803 and 121,937,080 is: 264,229,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,271,803 : 121,937,080 = 121,937,080 : x
  2. Step 2: Convert to fraction form
    56,271,803/121,937,080 = 121,937,080/x
  3. Step 3: Cross multiply
    56,271,803x = 121,937,080 × 121,937,080
  4. Step 4: Simplify right side
    56,271,803x = 14,868,651,478,926,400
  5. Step 5: Solve for x
    x = 14,868,651,478,926,400/56,271,803
  6. Step 6: Final answer
    x = 264,229,164.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.