Home / 1,431,455,138-3,130,860,868

Finding the Third Proportional to 1,431,455,138 and 3,130,860,868

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Solution

The third proportional to 1,431,455,138 and 3,130,860,868 is: 6,847,779,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,455,138 : 3,130,860,868 = 3,130,860,868 : x
  2. Step 2: Convert to fraction form
    1,431,455,138/3,130,860,868 = 3,130,860,868/x
  3. Step 3: Cross multiply
    1,431,455,138x = 3,130,860,868 × 3,130,860,868
  4. Step 4: Simplify right side
    1,431,455,138x = 9,802,289,774,773,712,896
  5. Step 5: Solve for x
    x = 9,802,289,774,773,712,896/1,431,455,138
  6. Step 6: Final answer
    x = 6,847,779,937.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.