Home / 1,378,186,704-2,118,371,938

Finding the Third Proportional to 1,378,186,704 and 2,118,371,938

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Solution

The third proportional to 1,378,186,704 and 2,118,371,938 is: 3,256,089,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,186,704 : 2,118,371,938 = 2,118,371,938 : x
  2. Step 2: Convert to fraction form
    1,378,186,704/2,118,371,938 = 2,118,371,938/x
  3. Step 3: Cross multiply
    1,378,186,704x = 2,118,371,938 × 2,118,371,938
  4. Step 4: Simplify right side
    1,378,186,704x = 4,487,499,667,705,875,968
  5. Step 5: Solve for x
    x = 4,487,499,667,705,875,968/1,378,186,704
  6. Step 6: Final answer
    x = 3,256,089,798.78

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.