Home / 219,646,674.58-303,111,579.14-120,529,080.34

Finding the Fourth Proportional to 219,646,674.58, 303,111,579.14 and 120,529,080.34

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Solution

The fourth proportional to 219,646,674.58, 303,111,579.14 and 120,529,080.34 is: 166,329,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,646,674.58 : 303,111,579.14 = 120,529,080.34 : x
  2. Step 2: Convert to fraction form
    219,646,674.58/303,111,579.14 = 120,529,080.34/x
  3. Step 3: Cross multiply
    219,646,674.58x = 303,111,579.14 × 120,529,080.34
  4. Step 4: Simplify right side
    219,646,674.58x = 36,533,759,874,149,328
  5. Step 5: Solve for x
    x = 36,533,759,874,149,328/219,646,674.58
  6. Step 6: Final answer
    x = 166,329,674.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.