Home / 255,347,005.48-383,074,308.54-82,810,365.80

Finding the Fourth Proportional to 255,347,005.48, 383,074,308.54 and 82,810,365.80

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Solution

The fourth proportional to 255,347,005.48, 383,074,308.54 and 82,810,365.80 is: 124,232,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,347,005.48 : 383,074,308.54 = 82,810,365.80 : x
  2. Step 2: Convert to fraction form
    255,347,005.48/383,074,308.54 = 82,810,365.80/x
  3. Step 3: Cross multiply
    255,347,005.48x = 383,074,308.54 × 82,810,365.80
  4. Step 4: Simplify right side
    255,347,005.48x = 31,722,523,618,779,464
  5. Step 5: Solve for x
    x = 31,722,523,618,779,464/255,347,005.48
  6. Step 6: Final answer
    x = 124,232,996.42

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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.