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Finding the Fourth Proportional to 12,021,699,096.45, 16,795,980,199.35 and 12,021,699,096.45

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Solution

The fourth proportional to 12,021,699,096.45, 16,795,980,199.35 and 12,021,699,096.45 is: 16,795,980,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021,699,096.45 : 16,795,980,199.35 = 12,021,699,096.45 : x
  2. Step 2: Convert to fraction form
    12,021,699,096.45/16,795,980,199.35 = 12,021,699,096.45/x
  3. Step 3: Cross multiply
    12,021,699,096.45x = 16,795,980,199.35 × 12,021,699,096.45
  4. Step 4: Simplify right side
    12,021,699,096.45x = 201,916,219,986,518,016,000
  5. Step 5: Solve for x
    x = 201,916,219,986,518,016,000/12,021,699,096.45
  6. Step 6: Final answer
    x = 16,795,980,199.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.