Home / 122,925,388.86-169,634,987.60-67,169,584.40

Finding the Fourth Proportional to 122,925,388.86, 169,634,987.60 and 67,169,584.40

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Solution

The fourth proportional to 122,925,388.86, 169,634,987.60 and 67,169,584.40 is: 92,692,906.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,925,388.86 : 169,634,987.60 = 67,169,584.40 : x
  2. Step 2: Convert to fraction form
    122,925,388.86/169,634,987.60 = 67,169,584.40/x
  3. Step 3: Cross multiply
    122,925,388.86x = 169,634,987.60 × 67,169,584.40
  4. Step 4: Simplify right side
    122,925,388.86x = 11,394,311,615,607,130
  5. Step 5: Solve for x
    x = 11,394,311,615,607,130/122,925,388.86
  6. Step 6: Final answer
    x = 92,692,906.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.