Home / 65,109,231.40-97,679,399.10-19,671,471.40

Finding the Fourth Proportional to 65,109,231.40, 97,679,399.10 and 19,671,471.40

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Solution

The fourth proportional to 65,109,231.40, 97,679,399.10 and 19,671,471.40 is: 29,511,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,109,231.40 : 97,679,399.10 = 19,671,471.40 : x
  2. Step 2: Convert to fraction form
    65,109,231.40/97,679,399.10 = 19,671,471.40/x
  3. Step 3: Cross multiply
    65,109,231.40x = 97,679,399.10 × 19,671,471.40
  4. Step 4: Simplify right side
    65,109,231.40x = 1,921,497,505,764,835.50
  5. Step 5: Solve for x
    x = 1,921,497,505,764,835.50/65,109,231.40
  6. Step 6: Final answer
    x = 29,511,905.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.