Home / 383,617,143.20-575,047,801.20-189,558,509.60

Finding the Fourth Proportional to 383,617,143.20, 575,047,801.20 and 189,558,509.60

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Solution

The fourth proportional to 383,617,143.20, 575,047,801.20 and 189,558,509.60 is: 284,151,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,617,143.20 : 575,047,801.20 = 189,558,509.60 : x
  2. Step 2: Convert to fraction form
    383,617,143.20/575,047,801.20 = 189,558,509.60/x
  3. Step 3: Cross multiply
    383,617,143.20x = 575,047,801.20 × 189,558,509.60
  4. Step 4: Simplify right side
    383,617,143.20x = 109,005,204,144,229,104
  5. Step 5: Solve for x
    x = 109,005,204,144,229,104/383,617,143.20
  6. Step 6: Final answer
    x = 284,151,024.21

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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.