Home / 74,733,903.40-112,100,855.10-43,996,930.60

Finding the Fourth Proportional to 74,733,903.40, 112,100,855.10 and 43,996,930.60

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Solution

The fourth proportional to 74,733,903.40, 112,100,855.10 and 43,996,930.60 is: 65,995,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733,903.40 : 112,100,855.10 = 43,996,930.60 : x
  2. Step 2: Convert to fraction form
    74,733,903.40/112,100,855.10 = 43,996,930.60/x
  3. Step 3: Cross multiply
    74,733,903.40x = 112,100,855.10 × 43,996,930.60
  4. Step 4: Simplify right side
    74,733,903.40x = 4,932,093,542,035,356
  5. Step 5: Solve for x
    x = 4,932,093,542,035,356/74,733,903.40
  6. Step 6: Final answer
    x = 65,995,395.90

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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.