Home / 1,077,511,179,020.30-1,616,270,961,782.90-260,682,615,154.32

Finding the Fourth Proportional to 1,077,511,179,020.30, 1,616,270,961,782.90 and 260,682,615,154.32

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Solution

The fourth proportional to 1,077,511,179,020.30, 1,616,270,961,782.90 and 260,682,615,154.32 is: 391,024,937,206.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,511,179,020.30 : 1,616,270,961,782.90 = 260,682,615,154.32 : x
  2. Step 2: Convert to fraction form
    1,077,511,179,020.30/1,616,270,961,782.90 = 260,682,615,154.32/x
  3. Step 3: Cross multiply
    1,077,511,179,020.30x = 1,616,270,961,782.90 × 260,682,615,154.32
  4. Step 4: Simplify right side
    1,077,511,179,020.30x = 421,333,741,115,554,337,390,592
  5. Step 5: Solve for x
    x = 421,333,741,115,554,337,390,592/1,077,511,179,020.30
  6. Step 6: Final answer
    x = 391,024,937,206.35

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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.