Home / 144,244,321.11-216,437,515.43-67,554,104.31

Finding the Fourth Proportional to 144,244,321.11, 216,437,515.43 and 67,554,104.31

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Solution

The fourth proportional to 144,244,321.11, 216,437,515.43 and 67,554,104.31 is: 101,364,423.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,244,321.11 : 216,437,515.43 = 67,554,104.31 : x
  2. Step 2: Convert to fraction form
    144,244,321.11/216,437,515.43 = 67,554,104.31/x
  3. Step 3: Cross multiply
    144,244,321.11x = 216,437,515.43 × 67,554,104.31
  4. Step 4: Simplify right side
    144,244,321.11x = 14,621,242,493,617,686
  5. Step 5: Solve for x
    x = 14,621,242,493,617,686/144,244,321.11
  6. Step 6: Final answer
    x = 101,364,423.79

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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.