Home / 1,980,185,529.38-4,196,455,419.75

Finding the Third Proportional to 1,980,185,529.38 and 4,196,455,419.75

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Solution

The third proportional to 1,980,185,529.38 and 4,196,455,419.75 is: 8,893,226,330.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,185,529.38 : 4,196,455,419.75 = 4,196,455,419.75 : x
  2. Step 2: Convert to fraction form
    1,980,185,529.38/4,196,455,419.75 = 4,196,455,419.75/x
  3. Step 3: Cross multiply
    1,980,185,529.38x = 4,196,455,419.75 × 4,196,455,419.75
  4. Step 4: Simplify right side
    1,980,185,529.38x = 17,610,238,089,949,149,184
  5. Step 5: Solve for x
    x = 17,610,238,089,949,149,184/1,980,185,529.38
  6. Step 6: Final answer
    x = 8,893,226,330.92

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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.