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Finding the Third Proportional to 102,011,490.94 and 221,342,560.88

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Solution

The third proportional to 102,011,490.94 and 221,342,560.88 is: 480,264,809.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,011,490.94 : 221,342,560.88 = 221,342,560.88 : x
  2. Step 2: Convert to fraction form
    102,011,490.94/221,342,560.88 = 221,342,560.88/x
  3. Step 3: Cross multiply
    102,011,490.94x = 221,342,560.88 × 221,342,560.88
  4. Step 4: Simplify right side
    102,011,490.94x = 48,992,529,254,703,080
  5. Step 5: Solve for x
    x = 48,992,529,254,703,080/102,011,490.94
  6. Step 6: Final answer
    x = 480,264,809.43

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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.