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Finding the Third Proportional to 554,880,310 and 1,207,441,516

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Solution

The third proportional to 554,880,310 and 1,207,441,516 is: 2,627,440,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,880,310 : 1,207,441,516 = 1,207,441,516 : x
  2. Step 2: Convert to fraction form
    554,880,310/1,207,441,516 = 1,207,441,516/x
  3. Step 3: Cross multiply
    554,880,310x = 1,207,441,516 × 1,207,441,516
  4. Step 4: Simplify right side
    554,880,310x = 1,457,915,014,560,378,368
  5. Step 5: Solve for x
    x = 1,457,915,014,560,378,368/554,880,310
  6. Step 6: Final answer
    x = 2,627,440,527.78

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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.