Home / 288,948,868.57-433,422,101.37-104,673,198.55

Finding the Fourth Proportional to 288,948,868.57, 433,422,101.37 and 104,673,198.55

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Solution

The fourth proportional to 288,948,868.57, 433,422,101.37 and 104,673,198.55 is: 157,009,362.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,948,868.57 : 433,422,101.37 = 104,673,198.55 : x
  2. Step 2: Convert to fraction form
    288,948,868.57/433,422,101.37 = 104,673,198.55/x
  3. Step 3: Cross multiply
    288,948,868.57x = 433,422,101.37 × 104,673,198.55
  4. Step 4: Simplify right side
    288,948,868.57x = 45,367,677,672,660,240
  5. Step 5: Solve for x
    x = 45,367,677,672,660,240/288,948,868.57
  6. Step 6: Final answer
    x = 157,009,362.58

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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.