Home / 692,925,902.85-956,002,337.23-395,354,372.25

Finding the Fourth Proportional to 692,925,902.85, 956,002,337.23 and 395,354,372.25

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Solution

The fourth proportional to 692,925,902.85, 956,002,337.23 and 395,354,372.25 is: 545,454,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,925,902.85 : 956,002,337.23 = 395,354,372.25 : x
  2. Step 2: Convert to fraction form
    692,925,902.85/956,002,337.23 = 395,354,372.25/x
  3. Step 3: Cross multiply
    692,925,902.85x = 956,002,337.23 × 395,354,372.25
  4. Step 4: Simplify right side
    692,925,902.85x = 377,959,703,905,099,456
  5. Step 5: Solve for x
    x = 377,959,703,905,099,456/692,925,902.85
  6. Step 6: Final answer
    x = 545,454,719.40

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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.