Home / 122,878,786.54-184,316,917.39-71,030,398.35

Finding the Fourth Proportional to 122,878,786.54, 184,316,917.39 and 71,030,398.35

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Solution

The fourth proportional to 122,878,786.54, 184,316,917.39 and 71,030,398.35 is: 106,544,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,878,786.54 : 184,316,917.39 = 71,030,398.35 : x
  2. Step 2: Convert to fraction form
    122,878,786.54/184,316,917.39 = 71,030,398.35/x
  3. Step 3: Cross multiply
    122,878,786.54x = 184,316,917.39 × 71,030,398.35
  4. Step 4: Simplify right side
    122,878,786.54x = 13,092,104,063,986,976
  5. Step 5: Solve for x
    x = 13,092,104,063,986,976/122,878,786.54
  6. Step 6: Final answer
    x = 106,544,867.77

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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.