Home / 466,803,586.72-644,190,958.16-255,114,758.80

Finding the Fourth Proportional to 466,803,586.72, 644,190,958.16 and 255,114,758.80

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Solution

The fourth proportional to 466,803,586.72, 644,190,958.16 and 255,114,758.80 is: 352,059,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,803,586.72 : 644,190,958.16 = 255,114,758.80 : x
  2. Step 2: Convert to fraction form
    466,803,586.72/644,190,958.16 = 255,114,758.80/x
  3. Step 3: Cross multiply
    466,803,586.72x = 644,190,958.16 × 255,114,758.80
  4. Step 4: Simplify right side
    466,803,586.72x = 164,342,620,912,129,280
  5. Step 5: Solve for x
    x = 164,342,620,912,129,280/466,803,586.72
  6. Step 6: Final answer
    x = 352,059,464.81

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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.