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Finding the Third Proportional to 58,631,454 and 128,825,550

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Solution

The third proportional to 58,631,454 and 128,825,550 is: 283,056,639.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,631,454 : 128,825,550 = 128,825,550 : x
  2. Step 2: Convert to fraction form
    58,631,454/128,825,550 = 128,825,550/x
  3. Step 3: Cross multiply
    58,631,454x = 128,825,550 × 128,825,550
  4. Step 4: Simplify right side
    58,631,454x = 16,596,022,332,802,500
  5. Step 5: Solve for x
    x = 16,596,022,332,802,500/58,631,454
  6. Step 6: Final answer
    x = 283,056,639.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.