Home / 294,030,794.20-440,939,903.10-148,415,960.20

Finding the Fourth Proportional to 294,030,794.20, 440,939,903.10 and 148,415,960.20

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Solution

The fourth proportional to 294,030,794.20, 440,939,903.10 and 148,415,960.20 is: 222,570,289.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,030,794.20 : 440,939,903.10 = 148,415,960.20 : x
  2. Step 2: Convert to fraction form
    294,030,794.20/440,939,903.10 = 148,415,960.20/x
  3. Step 3: Cross multiply
    294,030,794.20x = 440,939,903.10 × 148,415,960.20
  4. Step 4: Simplify right side
    294,030,794.20x = 65,442,519,109,081,456
  5. Step 5: Solve for x
    x = 65,442,519,109,081,456/294,030,794.20
  6. Step 6: Final answer
    x = 222,570,289.92

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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.