Home / 114,320,519,209.76-171,500,315,047.42-47,131,035,068.21

Finding the Fourth Proportional to 114,320,519,209.76, 171,500,315,047.42 and 47,131,035,068.21

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Solution

The fourth proportional to 114,320,519,209.76, 171,500,315,047.42 and 47,131,035,068.21 is: 70,704,606,824.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,320,519,209.76 : 171,500,315,047.42 = 47,131,035,068.21 : x
  2. Step 2: Convert to fraction form
    114,320,519,209.76/171,500,315,047.42 = 47,131,035,068.21/x
  3. Step 3: Cross multiply
    114,320,519,209.76x = 171,500,315,047.42 × 47,131,035,068.21
  4. Step 4: Simplify right side
    114,320,519,209.76x = 8,082,987,362,708,158,939,136
  5. Step 5: Solve for x
    x = 8,082,987,362,708,158,939,136/114,320,519,209.76
  6. Step 6: Final answer
    x = 70,704,606,824.58

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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.