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Finding the Third Proportional to 59,671,579 and 128,524,913

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Solution

The third proportional to 59,671,579 and 128,524,913 is: 276,826,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,671,579 : 128,524,913 = 128,524,913 : x
  2. Step 2: Convert to fraction form
    59,671,579/128,524,913 = 128,524,913/x
  3. Step 3: Cross multiply
    59,671,579x = 128,524,913 × 128,524,913
  4. Step 4: Simplify right side
    59,671,579x = 16,518,653,261,657,568
  5. Step 5: Solve for x
    x = 16,518,653,261,657,568/59,671,579
  6. Step 6: Final answer
    x = 276,826,146.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.