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Finding the Third Proportional to 130,382,888 and 276,310,404

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Solution

The third proportional to 130,382,888 and 276,310,404 is: 585,563,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,382,888 : 276,310,404 = 276,310,404 : x
  2. Step 2: Convert to fraction form
    130,382,888/276,310,404 = 276,310,404/x
  3. Step 3: Cross multiply
    130,382,888x = 276,310,404 × 276,310,404
  4. Step 4: Simplify right side
    130,382,888x = 76,347,439,358,643,216
  5. Step 5: Solve for x
    x = 76,347,439,358,643,216/130,382,888
  6. Step 6: Final answer
    x = 585,563,339.87

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.