Home / 255,386,693.88-383,065,865.82-226,958,143.32

Finding the Fourth Proportional to 255,386,693.88, 383,065,865.82 and 226,958,143.32

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Solution

The fourth proportional to 255,386,693.88, 383,065,865.82 and 226,958,143.32 is: 340,424,617.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,386,693.88 : 383,065,865.82 = 226,958,143.32 : x
  2. Step 2: Convert to fraction form
    255,386,693.88/383,065,865.82 = 226,958,143.32/x
  3. Step 3: Cross multiply
    255,386,693.88x = 383,065,865.82 × 226,958,143.32
  4. Step 4: Simplify right side
    255,386,693.88x = 86,939,917,675,775,440
  5. Step 5: Solve for x
    x = 86,939,917,675,775,440/255,386,693.88
  6. Step 6: Final answer
    x = 340,424,617.88

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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.