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Finding the Fourth Proportional to 43,704,015.45, 65,430,051.98 and 43,704,015.45

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Solution

The fourth proportional to 43,704,015.45, 65,430,051.98 and 43,704,015.45 is: 65,430,051.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,704,015.45 : 65,430,051.98 = 43,704,015.45 : x
  2. Step 2: Convert to fraction form
    43,704,015.45/65,430,051.98 = 43,704,015.45/x
  3. Step 3: Cross multiply
    43,704,015.45x = 65,430,051.98 × 43,704,015.45
  4. Step 4: Simplify right side
    43,704,015.45x = 2,859,556,002,409,703.50
  5. Step 5: Solve for x
    x = 2,859,556,002,409,703.50/43,704,015.45
  6. Step 6: Final answer
    x = 65,430,051.98

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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.