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Finding the Third Proportional to 1,128,631,416 and 2,360,171,403.50

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Solution

The third proportional to 1,128,631,416 and 2,360,171,403.50 is: 4,935,543,149.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,631,416 : 2,360,171,403.50 = 2,360,171,403.50 : x
  2. Step 2: Convert to fraction form
    1,128,631,416/2,360,171,403.50 = 2,360,171,403.50/x
  3. Step 3: Cross multiply
    1,128,631,416x = 2,360,171,403.50 × 2,360,171,403.50
  4. Step 4: Simplify right side
    1,128,631,416x = 5,570,409,053,899,159,552
  5. Step 5: Solve for x
    x = 5,570,409,053,899,159,552/1,128,631,416
  6. Step 6: Final answer
    x = 4,935,543,149.81

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.