Home / 140,697,277.40-211,234,872.90-89,804,912.60

Finding the Fourth Proportional to 140,697,277.40, 211,234,872.90 and 89,804,912.60

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Solution

The fourth proportional to 140,697,277.40, 211,234,872.90 and 89,804,912.60 is: 134,827,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,697,277.40 : 211,234,872.90 = 89,804,912.60 : x
  2. Step 2: Convert to fraction form
    140,697,277.40/211,234,872.90 = 89,804,912.60/x
  3. Step 3: Cross multiply
    140,697,277.40x = 211,234,872.90 × 89,804,912.60
  4. Step 4: Simplify right side
    140,697,277.40x = 18,969,929,298,856,608
  5. Step 5: Solve for x
    x = 18,969,929,298,856,608/140,697,277.40
  6. Step 6: Final answer
    x = 134,827,977.13

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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.