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Finding the Third Proportional to 1,154,211,278 and 2,340,539,832

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Solution

The third proportional to 1,154,211,278 and 2,340,539,832 is: 4,746,207,916.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,211,278 : 2,340,539,832 = 2,340,539,832 : x
  2. Step 2: Convert to fraction form
    1,154,211,278/2,340,539,832 = 2,340,539,832/x
  3. Step 3: Cross multiply
    1,154,211,278x = 2,340,539,832 × 2,340,539,832
  4. Step 4: Simplify right side
    1,154,211,278x = 5,478,126,705,178,588,160
  5. Step 5: Solve for x
    x = 5,478,126,705,178,588,160/1,154,211,278
  6. Step 6: Final answer
    x = 4,746,207,916.69

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.