Home / 164,881,922.60-247,330,837.64-54,215,142.37

Finding the Fourth Proportional to 164,881,922.60, 247,330,837.64 and 54,215,142.37

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Solution

The fourth proportional to 164,881,922.60, 247,330,837.64 and 54,215,142.37 is: 81,325,328.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,881,922.60 : 247,330,837.64 = 54,215,142.37 : x
  2. Step 2: Convert to fraction form
    164,881,922.60/247,330,837.64 = 54,215,142.37/x
  3. Step 3: Cross multiply
    164,881,922.60x = 247,330,837.64 × 54,215,142.37
  4. Step 4: Simplify right side
    164,881,922.60x = 13,409,076,573,907,300
  5. Step 5: Solve for x
    x = 13,409,076,573,907,300/164,881,922.60
  6. Step 6: Final answer
    x = 81,325,328.83

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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.