Home / 112,098,954.40-168,148,431.60-73,803,709.60

Finding the Fourth Proportional to 112,098,954.40, 168,148,431.60 and 73,803,709.60

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Solution

The fourth proportional to 112,098,954.40, 168,148,431.60 and 73,803,709.60 is: 110,705,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,098,954.40 : 168,148,431.60 = 73,803,709.60 : x
  2. Step 2: Convert to fraction form
    112,098,954.40/168,148,431.60 = 73,803,709.60/x
  3. Step 3: Cross multiply
    112,098,954.40x = 168,148,431.60 × 73,803,709.60
  4. Step 4: Simplify right side
    112,098,954.40x = 12,409,978,015,501,862
  5. Step 5: Solve for x
    x = 12,409,978,015,501,862/112,098,954.40
  6. Step 6: Final answer
    x = 110,705,564.40

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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.