Home / 107,904,040.40-161,520,137.40-104,544,808.40

Finding the Fourth Proportional to 107,904,040.40, 161,520,137.40 and 104,544,808.40

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Solution

The fourth proportional to 107,904,040.40, 161,520,137.40 and 104,544,808.40 is: 156,491,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,904,040.40 : 161,520,137.40 = 104,544,808.40 : x
  2. Step 2: Convert to fraction form
    107,904,040.40/161,520,137.40 = 104,544,808.40/x
  3. Step 3: Cross multiply
    107,904,040.40x = 161,520,137.40 × 104,544,808.40
  4. Step 4: Simplify right side
    107,904,040.40x = 16,886,091,817,224,676
  5. Step 5: Solve for x
    x = 16,886,091,817,224,676/107,904,040.40
  6. Step 6: Final answer
    x = 156,491,747.25

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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.