Home / 107,798,003.60-161,704,003.80-56,779,667.60

Finding the Fourth Proportional to 107,798,003.60, 161,704,003.80 and 56,779,667.60

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Solution

The fourth proportional to 107,798,003.60, 161,704,003.80 and 56,779,667.60 is: 85,173,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,798,003.60 : 161,704,003.80 = 56,779,667.60 : x
  2. Step 2: Convert to fraction form
    107,798,003.60/161,704,003.80 = 56,779,667.60/x
  3. Step 3: Cross multiply
    107,798,003.60x = 161,704,003.80 × 56,779,667.60
  4. Step 4: Simplify right side
    107,798,003.60x = 9,181,499,585,353,138
  5. Step 5: Solve for x
    x = 9,181,499,585,353,138/107,798,003.60
  6. Step 6: Final answer
    x = 85,173,187.62

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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.