Home / 539,445,156,524.20-809,217,474,687.39-176,412,704,860.36

Finding the Fourth Proportional to 539,445,156,524.20, 809,217,474,687.39 and 176,412,704,860.36

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Solution

The fourth proportional to 539,445,156,524.20, 809,217,474,687.39 and 176,412,704,860.36 is: 264,635,323,541.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,445,156,524.20 : 809,217,474,687.39 = 176,412,704,860.36 : x
  2. Step 2: Convert to fraction form
    539,445,156,524.20/809,217,474,687.39 = 176,412,704,860.36/x
  3. Step 3: Cross multiply
    539,445,156,524.20x = 809,217,474,687.39 × 176,412,704,860.36
  4. Step 4: Simplify right side
    539,445,156,524.20x = 142,756,243,529,872,355,360,768
  5. Step 5: Solve for x
    x = 142,756,243,529,872,355,360,768/539,445,156,524.20
  6. Step 6: Final answer
    x = 264,635,323,541.86

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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.