Home / 255,576,509.20-383,103,490.20-125,984,803.60

Finding the Fourth Proportional to 255,576,509.20, 383,103,490.20 and 125,984,803.60

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Solution

The fourth proportional to 255,576,509.20, 383,103,490.20 and 125,984,803.60 is: 188,848,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,576,509.20 : 383,103,490.20 = 125,984,803.60 : x
  2. Step 2: Convert to fraction form
    255,576,509.20/383,103,490.20 = 125,984,803.60/x
  3. Step 3: Cross multiply
    255,576,509.20x = 383,103,490.20 × 125,984,803.60
  4. Step 4: Simplify right side
    255,576,509.20x = 48,265,217,971,321,520
  5. Step 5: Solve for x
    x = 48,265,217,971,321,520/255,576,509.20
  6. Step 6: Final answer
    x = 188,848,412.25

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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.