Home / 279,075,760.87-418,611,779.11-113,076,816.73

Finding the Fourth Proportional to 279,075,760.87, 418,611,779.11 and 113,076,816.73

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Solution

The fourth proportional to 279,075,760.87, 418,611,779.11 and 113,076,816.73 is: 169,614,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,075,760.87 : 418,611,779.11 = 113,076,816.73 : x
  2. Step 2: Convert to fraction form
    279,075,760.87/418,611,779.11 = 113,076,816.73/x
  3. Step 3: Cross multiply
    279,075,760.87x = 418,611,779.11 × 113,076,816.73
  4. Step 4: Simplify right side
    279,075,760.87x = 47,335,287,429,210,056
  5. Step 5: Solve for x
    x = 47,335,287,429,210,056/279,075,760.87
  6. Step 6: Final answer
    x = 169,614,470.57

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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.