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Finding the Third Proportional to 139,459,815 and 304,030,255.50

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Solution

The third proportional to 139,459,815 and 304,030,255.50 is: 662,803,089.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,459,815 : 304,030,255.50 = 304,030,255.50 : x
  2. Step 2: Convert to fraction form
    139,459,815/304,030,255.50 = 304,030,255.50/x
  3. Step 3: Cross multiply
    139,459,815x = 304,030,255.50 × 304,030,255.50
  4. Step 4: Simplify right side
    139,459,815x = 92,434,396,259,395,280
  5. Step 5: Solve for x
    x = 92,434,396,259,395,280/139,459,815
  6. Step 6: Final answer
    x = 662,803,089.62

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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.