Home / 139,429,234.44-209,136,283.00-42,377,375.23

Finding the Fourth Proportional to 139,429,234.44, 209,136,283.00 and 42,377,375.23

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Solution

The fourth proportional to 139,429,234.44, 209,136,283.00 and 42,377,375.23 is: 63,563,762.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,429,234.44 : 209,136,283.00 = 42,377,375.23 : x
  2. Step 2: Convert to fraction form
    139,429,234.44/209,136,283.00 = 42,377,375.23/x
  3. Step 3: Cross multiply
    139,429,234.44x = 209,136,283.00 × 42,377,375.23
  4. Step 4: Simplify right side
    139,429,234.44x = 8,862,646,738,269,686
  5. Step 5: Solve for x
    x = 8,862,646,738,269,686/139,429,234.44
  6. Step 6: Final answer
    x = 63,563,762.46

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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.