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Finding the Fourth Proportional to 604,017,537.49, 905,438,704.94 and 288,801,652.34

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Solution

The fourth proportional to 604,017,537.49, 905,438,704.94 and 288,801,652.34 is: 432,921,526.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,017,537.49 : 905,438,704.94 = 288,801,652.34 : x
  2. Step 2: Convert to fraction form
    604,017,537.49/905,438,704.94 = 288,801,652.34/x
  3. Step 3: Cross multiply
    604,017,537.49x = 905,438,704.94 × 288,801,652.34
  4. Step 4: Simplify right side
    604,017,537.49x = 261,492,194,079,261,728
  5. Step 5: Solve for x
    x = 261,492,194,079,261,728/604,017,537.49
  6. Step 6: Final answer
    x = 432,921,526.03

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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.