Home / 43,740,289.80-65,610,434.70-43,102,560.60

Finding the Fourth Proportional to 43,740,289.80, 65,610,434.70 and 43,102,560.60

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Solution

The fourth proportional to 43,740,289.80, 65,610,434.70 and 43,102,560.60 is: 64,653,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,740,289.80 : 65,610,434.70 = 43,102,560.60 : x
  2. Step 2: Convert to fraction form
    43,740,289.80/65,610,434.70 = 43,102,560.60/x
  3. Step 3: Cross multiply
    43,740,289.80x = 65,610,434.70 × 43,102,560.60
  4. Step 4: Simplify right side
    43,740,289.80x = 2,827,977,737,649,093
  5. Step 5: Solve for x
    x = 2,827,977,737,649,093/43,740,289.80
  6. Step 6: Final answer
    x = 64,653,840.90

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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.