Home / 3,754,331,837.72-5,178,621,297.04-2,227,338,891.77

Finding the Fourth Proportional to 3,754,331,837.72, 5,178,621,297.04 and 2,227,338,891.77

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Solution

The fourth proportional to 3,754,331,837.72, 5,178,621,297.04 and 2,227,338,891.77 is: 3,072,329,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,331,837.72 : 5,178,621,297.04 = 2,227,338,891.77 : x
  2. Step 2: Convert to fraction form
    3,754,331,837.72/5,178,621,297.04 = 2,227,338,891.77/x
  3. Step 3: Cross multiply
    3,754,331,837.72x = 5,178,621,297.04 × 2,227,338,891.77
  4. Step 4: Simplify right side
    3,754,331,837.72x = 11,534,544,620,614,131,712
  5. Step 5: Solve for x
    x = 11,534,544,620,614,131,712/3,754,331,837.72
  6. Step 6: Final answer
    x = 3,072,329,543.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.