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Finding the Third Proportional to 179,479,301 and 390,405,233

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Solution

The third proportional to 179,479,301 and 390,405,233 is: 849,213,503.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,479,301 : 390,405,233 = 390,405,233 : x
  2. Step 2: Convert to fraction form
    179,479,301/390,405,233 = 390,405,233/x
  3. Step 3: Cross multiply
    179,479,301x = 390,405,233 × 390,405,233
  4. Step 4: Simplify right side
    179,479,301x = 152,416,245,953,784,288
  5. Step 5: Solve for x
    x = 152,416,245,953,784,288/179,479,301
  6. Step 6: Final answer
    x = 849,213,503.20

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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.