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Finding the Fourth Proportional to 532,483,548.80, 734,855,682.85 and 297,539,912.48

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Solution

The fourth proportional to 532,483,548.80, 734,855,682.85 and 297,539,912.48 is: 410,620,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,483,548.80 : 734,855,682.85 = 297,539,912.48 : x
  2. Step 2: Convert to fraction form
    532,483,548.80/734,855,682.85 = 297,539,912.48/x
  3. Step 3: Cross multiply
    532,483,548.80x = 734,855,682.85 × 297,539,912.48
  4. Step 4: Simplify right side
    532,483,548.80x = 218,648,895,556,201,504
  5. Step 5: Solve for x
    x = 218,648,895,556,201,504/532,483,548.80
  6. Step 6: Final answer
    x = 410,620,940.40

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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.