Home / 255,920,475.70-383,880,713.55-227,702,926.90

Finding the Fourth Proportional to 255,920,475.70, 383,880,713.55 and 227,702,926.90

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Solution

The fourth proportional to 255,920,475.70, 383,880,713.55 and 227,702,926.90 is: 341,554,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,920,475.70 : 383,880,713.55 = 227,702,926.90 : x
  2. Step 2: Convert to fraction form
    255,920,475.70/383,880,713.55 = 227,702,926.90/x
  3. Step 3: Cross multiply
    255,920,475.70x = 383,880,713.55 × 227,702,926.90
  4. Step 4: Simplify right side
    255,920,475.70x = 87,410,762,055,795,488
  5. Step 5: Solve for x
    x = 87,410,762,055,795,488/255,920,475.70
  6. Step 6: Final answer
    x = 341,554,390.35

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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.