Home / 111,892,075.65-167,856,049.44-47,205,408.96

Finding the Fourth Proportional to 111,892,075.65, 167,856,049.44 and 47,205,408.96

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Solution

The fourth proportional to 111,892,075.65, 167,856,049.44 and 47,205,408.96 is: 70,815,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,892,075.65 : 167,856,049.44 = 47,205,408.96 : x
  2. Step 2: Convert to fraction form
    111,892,075.65/167,856,049.44 = 47,205,408.96/x
  3. Step 3: Cross multiply
    111,892,075.65x = 167,856,049.44 × 47,205,408.96
  4. Step 4: Simplify right side
    111,892,075.65x = 7,923,713,460,225,179
  5. Step 5: Solve for x
    x = 7,923,713,460,225,179/111,892,075.65
  6. Step 6: Final answer
    x = 70,815,680.33

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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.