Home / 80,566,165.22-120,871,459.54-32,078,069.75

Finding the Fourth Proportional to 80,566,165.22, 120,871,459.54 and 32,078,069.75

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Solution

The fourth proportional to 80,566,165.22, 120,871,459.54 and 32,078,069.75 is: 48,125,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,566,165.22 : 120,871,459.54 = 32,078,069.75 : x
  2. Step 2: Convert to fraction form
    80,566,165.22/120,871,459.54 = 32,078,069.75/x
  3. Step 3: Cross multiply
    80,566,165.22x = 120,871,459.54 × 32,078,069.75
  4. Step 4: Simplify right side
    80,566,165.22x = 3,877,323,110,250,699.50
  5. Step 5: Solve for x
    x = 3,877,323,110,250,699.50/80,566,165.22
  6. Step 6: Final answer
    x = 48,125,948.40

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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.