Home / 155,524,531.24-214,630,369.34-89,445,074.48

Finding the Fourth Proportional to 155,524,531.24, 214,630,369.34 and 89,445,074.48

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Solution

The fourth proportional to 155,524,531.24, 214,630,369.34 and 89,445,074.48 is: 123,437,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,524,531.24 : 214,630,369.34 = 89,445,074.48 : x
  2. Step 2: Convert to fraction form
    155,524,531.24/214,630,369.34 = 89,445,074.48/x
  3. Step 3: Cross multiply
    155,524,531.24x = 214,630,369.34 × 89,445,074.48
  4. Step 4: Simplify right side
    155,524,531.24x = 19,197,629,371,286,208
  5. Step 5: Solve for x
    x = 19,197,629,371,286,208/155,524,531.24
  6. Step 6: Final answer
    x = 123,437,950.39

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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.