Home / 220,340,466.60-330,510,699.90-99,408,114.60

Finding the Fourth Proportional to 220,340,466.60, 330,510,699.90 and 99,408,114.60

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Solution

The fourth proportional to 220,340,466.60, 330,510,699.90 and 99,408,114.60 is: 149,112,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,340,466.60 : 330,510,699.90 = 99,408,114.60 : x
  2. Step 2: Convert to fraction form
    220,340,466.60/330,510,699.90 = 99,408,114.60/x
  3. Step 3: Cross multiply
    220,340,466.60x = 330,510,699.90 × 99,408,114.60
  4. Step 4: Simplify right side
    220,340,466.60x = 32,855,445,532,185,404
  5. Step 5: Solve for x
    x = 32,855,445,532,185,404/220,340,466.60
  6. Step 6: Final answer
    x = 149,112,171.90

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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.