Home / 161,758,846.20-242,638,269.30-46,747,140.60

Finding the Fourth Proportional to 161,758,846.20, 242,638,269.30 and 46,747,140.60

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Solution

The fourth proportional to 161,758,846.20, 242,638,269.30 and 46,747,140.60 is: 70,120,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,758,846.20 : 242,638,269.30 = 46,747,140.60 : x
  2. Step 2: Convert to fraction form
    161,758,846.20/242,638,269.30 = 46,747,140.60/x
  3. Step 3: Cross multiply
    161,758,846.20x = 242,638,269.30 × 46,747,140.60
  4. Step 4: Simplify right side
    161,758,846.20x = 11,342,645,289,907,764
  5. Step 5: Solve for x
    x = 11,342,645,289,907,764/161,758,846.20
  6. Step 6: Final answer
    x = 70,120,710.90

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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.