Home / 279,075,763.88-418,611,783.62-113,076,819.74

Finding the Fourth Proportional to 279,075,763.88, 418,611,783.62 and 113,076,819.74

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Solution

The fourth proportional to 279,075,763.88, 418,611,783.62 and 113,076,819.74 is: 169,614,475.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,075,763.88 : 418,611,783.62 = 113,076,819.74 : x
  2. Step 2: Convert to fraction form
    279,075,763.88/418,611,783.62 = 113,076,819.74/x
  3. Step 3: Cross multiply
    279,075,763.88x = 418,611,783.62 × 113,076,819.74
  4. Step 4: Simplify right side
    279,075,763.88x = 47,335,289,194,780,184
  5. Step 5: Solve for x
    x = 47,335,289,194,780,184/279,075,763.88
  6. Step 6: Final answer
    x = 169,614,475.07

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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.