Home / 265,474,597.40-398,354,665.08-255,811,731.56

Finding the Fourth Proportional to 265,474,597.40, 398,354,665.08 and 255,811,731.56

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Solution

The fourth proportional to 265,474,597.40, 398,354,665.08 and 255,811,731.56 is: 383,855,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,474,597.40 : 398,354,665.08 = 255,811,731.56 : x
  2. Step 2: Convert to fraction form
    265,474,597.40/398,354,665.08 = 255,811,731.56/x
  3. Step 3: Cross multiply
    265,474,597.40x = 398,354,665.08 × 255,811,731.56
  4. Step 4: Simplify right side
    265,474,597.40x = 101,903,796,649,118,656
  5. Step 5: Solve for x
    x = 101,903,796,649,118,656/265,474,597.40
  6. Step 6: Final answer
    x = 383,855,169.75

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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.