Home / 1,077,511,179,019.30-1,616,270,961,781.40-260,682,615,153.33

Finding the Fourth Proportional to 1,077,511,179,019.30, 1,616,270,961,781.40 and 260,682,615,153.33

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Solution

The fourth proportional to 1,077,511,179,019.30, 1,616,270,961,781.40 and 260,682,615,153.33 is: 391,024,937,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,511,179,019.30 : 1,616,270,961,781.40 = 260,682,615,153.33 : x
  2. Step 2: Convert to fraction form
    1,077,511,179,019.30/1,616,270,961,781.40 = 260,682,615,153.33/x
  3. Step 3: Cross multiply
    1,077,511,179,019.30x = 1,616,270,961,781.40 × 260,682,615,153.33
  4. Step 4: Simplify right side
    1,077,511,179,019.30x = 421,333,741,113,563,217,395,712
  5. Step 5: Solve for x
    x = 421,333,741,113,563,217,395,712/1,077,511,179,019.30
  6. Step 6: Final answer
    x = 391,024,937,204.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.