Home / 66,889,256.96-100,323,138.56-18,355,773.44

Finding the Fourth Proportional to 66,889,256.96, 100,323,138.56 and 18,355,773.44

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Solution

The fourth proportional to 66,889,256.96, 100,323,138.56 and 18,355,773.44 is: 27,530,711.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,889,256.96 : 100,323,138.56 = 18,355,773.44 : x
  2. Step 2: Convert to fraction form
    66,889,256.96/100,323,138.56 = 18,355,773.44/x
  3. Step 3: Cross multiply
    66,889,256.96x = 100,323,138.56 × 18,355,773.44
  4. Step 4: Simplify right side
    66,889,256.96x = 1,841,508,802,197,088
  5. Step 5: Solve for x
    x = 1,841,508,802,197,088/66,889,256.96
  6. Step 6: Final answer
    x = 27,530,711.00

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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.