Home / 104,445,396.21-144,137,891.16-57,401,616.05

Finding the Fourth Proportional to 104,445,396.21, 144,137,891.16 and 57,401,616.05

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Solution

The fourth proportional to 104,445,396.21, 144,137,891.16 and 57,401,616.05 is: 79,216,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,445,396.21 : 144,137,891.16 = 57,401,616.05 : x
  2. Step 2: Convert to fraction form
    104,445,396.21/144,137,891.16 = 57,401,616.05/x
  3. Step 3: Cross multiply
    104,445,396.21x = 144,137,891.16 × 57,401,616.05
  4. Step 4: Simplify right side
    104,445,396.21x = 8,273,747,887,009,163
  5. Step 5: Solve for x
    x = 8,273,747,887,009,163/104,445,396.21
  6. Step 6: Final answer
    x = 79,216,013.22

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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.