Home / 255,533,148.20-383,299,722.30-153,244,533.80

Finding the Fourth Proportional to 255,533,148.20, 383,299,722.30 and 153,244,533.80

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Solution

The fourth proportional to 255,533,148.20, 383,299,722.30 and 153,244,533.80 is: 229,866,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,533,148.20 : 383,299,722.30 = 153,244,533.80 : x
  2. Step 2: Convert to fraction form
    255,533,148.20/383,299,722.30 = 153,244,533.80/x
  3. Step 3: Cross multiply
    255,533,148.20x = 383,299,722.30 × 153,244,533.80
  4. Step 4: Simplify right side
    255,533,148.20x = 58,738,587,249,532,968
  5. Step 5: Solve for x
    x = 58,738,587,249,532,968/255,533,148.20
  6. Step 6: Final answer
    x = 229,866,800.70

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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.