Home / 65,935,358.40-98,903,037.60-33,686,731.20

Finding the Fourth Proportional to 65,935,358.40, 98,903,037.60 and 33,686,731.20

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Solution

The fourth proportional to 65,935,358.40, 98,903,037.60 and 33,686,731.20 is: 50,530,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,935,358.40 : 98,903,037.60 = 33,686,731.20 : x
  2. Step 2: Convert to fraction form
    65,935,358.40/98,903,037.60 = 33,686,731.20/x
  3. Step 3: Cross multiply
    65,935,358.40x = 98,903,037.60 × 33,686,731.20
  4. Step 4: Simplify right side
    65,935,358.40x = 3,331,720,042,494,693
  5. Step 5: Solve for x
    x = 3,331,720,042,494,693/65,935,358.40
  6. Step 6: Final answer
    x = 50,530,096.80

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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.