Home / 294,030,640.80-441,045,961.20-248,114,138.40

Finding the Fourth Proportional to 294,030,640.80, 441,045,961.20 and 248,114,138.40

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Solution

The fourth proportional to 294,030,640.80, 441,045,961.20 and 248,114,138.40 is: 372,171,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,030,640.80 : 441,045,961.20 = 248,114,138.40 : x
  2. Step 2: Convert to fraction form
    294,030,640.80/441,045,961.20 = 248,114,138.40/x
  3. Step 3: Cross multiply
    294,030,640.80x = 441,045,961.20 × 248,114,138.40
  4. Step 4: Simplify right side
    294,030,640.80x = 109,429,738,657,937,824
  5. Step 5: Solve for x
    x = 109,429,738,657,937,824/294,030,640.80
  6. Step 6: Final answer
    x = 372,171,207.60

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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.