Home / 255,920,473.20-383,880,709.80-227,702,924.40

Finding the Fourth Proportional to 255,920,473.20, 383,880,709.80 and 227,702,924.40

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Solution

The fourth proportional to 255,920,473.20, 383,880,709.80 and 227,702,924.40 is: 341,554,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,920,473.20 : 383,880,709.80 = 227,702,924.40 : x
  2. Step 2: Convert to fraction form
    255,920,473.20/383,880,709.80 = 227,702,924.40/x
  3. Step 3: Cross multiply
    255,920,473.20x = 383,880,709.80 × 227,702,924.40
  4. Step 4: Simplify right side
    255,920,473.20x = 87,410,760,242,207,744
  5. Step 5: Solve for x
    x = 87,410,760,242,207,744/255,920,473.20
  6. Step 6: Final answer
    x = 341,554,386.60

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1.5x scale

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.