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Finding the Third Proportional to 139,459,838 and 304,030,296

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Solution

The third proportional to 139,459,838 and 304,030,296 is: 662,803,156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,459,838 : 304,030,296 = 304,030,296 : x
  2. Step 2: Convert to fraction form
    139,459,838/304,030,296 = 304,030,296/x
  3. Step 3: Cross multiply
    139,459,838x = 304,030,296 × 304,030,296
  4. Step 4: Simplify right side
    139,459,838x = 92,434,420,885,847,616
  5. Step 5: Solve for x
    x = 92,434,420,885,847,616/139,459,838
  6. Step 6: Final answer
    x = 662,803,156.89

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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.