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Finding the Third Proportional to 59,548,835.25 and 128,990,484

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Solution

The third proportional to 59,548,835.25 and 128,990,484 is: 279,410,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,548,835.25 : 128,990,484 = 128,990,484 : x
  2. Step 2: Convert to fraction form
    59,548,835.25/128,990,484 = 128,990,484/x
  3. Step 3: Cross multiply
    59,548,835.25x = 128,990,484 × 128,990,484
  4. Step 4: Simplify right side
    59,548,835.25x = 16,638,544,962,554,256
  5. Step 5: Solve for x
    x = 16,638,544,962,554,256/59,548,835.25
  6. Step 6: Final answer
    x = 279,410,082.38

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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.