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Finding the Third Proportional to 130,973,796 and 285,183,666

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Solution

The third proportional to 130,973,796 and 285,183,666 is: 620,961,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,973,796 : 285,183,666 = 285,183,666 : x
  2. Step 2: Convert to fraction form
    130,973,796/285,183,666 = 285,183,666/x
  3. Step 3: Cross multiply
    130,973,796x = 285,183,666 × 285,183,666
  4. Step 4: Simplify right side
    130,973,796x = 81,329,723,353,199,552
  5. Step 5: Solve for x
    x = 81,329,723,353,199,552/130,973,796
  6. Step 6: Final answer
    x = 620,961,794.17

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.