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Finding the Third Proportional to 28,297,155 and 60,628,590

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Solution

The third proportional to 28,297,155 and 60,628,590 is: 129,900,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,297,155 : 60,628,590 = 60,628,590 : x
  2. Step 2: Convert to fraction form
    28,297,155/60,628,590 = 60,628,590/x
  3. Step 3: Cross multiply
    28,297,155x = 60,628,590 × 60,628,590
  4. Step 4: Simplify right side
    28,297,155x = 3,675,825,925,388,100
  5. Step 5: Solve for x
    x = 3,675,825,925,388,100/28,297,155
  6. Step 6: Final answer
    x = 129,900,900.83

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.