Home / 745,082,801.80-1,117,787,790.30-220,410,829.24

Finding the Fourth Proportional to 745,082,801.80, 1,117,787,790.30 and 220,410,829.24

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Solution

The fourth proportional to 745,082,801.80, 1,117,787,790.30 and 220,410,829.24 is: 330,664,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,082,801.80 : 1,117,787,790.30 = 220,410,829.24 : x
  2. Step 2: Convert to fraction form
    745,082,801.80/1,117,787,790.30 = 220,410,829.24/x
  3. Step 3: Cross multiply
    745,082,801.80x = 1,117,787,790.30 × 220,410,829.24
  4. Step 4: Simplify right side
    745,082,801.80x = 246,372,533,774,370,240
  5. Step 5: Solve for x
    x = 246,372,533,774,370,240/745,082,801.80
  6. Step 6: Final answer
    x = 330,664,636.44

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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.