Home / 383,834,246.80-574,617,629.40-254,587,795.60

Finding the Fourth Proportional to 383,834,246.80, 574,617,629.40 and 254,587,795.60

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Solution

The fourth proportional to 383,834,246.80, 574,617,629.40 and 254,587,795.60 is: 381,129,711.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,834,246.80 : 574,617,629.40 = 254,587,795.60 : x
  2. Step 2: Convert to fraction form
    383,834,246.80/574,617,629.40 = 254,587,795.60/x
  3. Step 3: Cross multiply
    383,834,246.80x = 574,617,629.40 × 254,587,795.60
  4. Step 4: Simplify right side
    383,834,246.80x = 146,290,635,581,843,744
  5. Step 5: Solve for x
    x = 146,290,635,581,843,744/383,834,246.80
  6. Step 6: Final answer
    x = 381,129,711.07

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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.