Home / 203,669,533.37-305,449,603.13-56,081,955.57

Finding the Fourth Proportional to 203,669,533.37, 305,449,603.13 and 56,081,955.57

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Solution

The fourth proportional to 203,669,533.37, 305,449,603.13 and 56,081,955.57 is: 84,107,872.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,669,533.37 : 305,449,603.13 = 56,081,955.57 : x
  2. Step 2: Convert to fraction form
    203,669,533.37/305,449,603.13 = 56,081,955.57/x
  3. Step 3: Cross multiply
    203,669,533.37x = 305,449,603.13 × 56,081,955.57
  4. Step 4: Simplify right side
    203,669,533.37x = 17,130,211,072,166,124
  5. Step 5: Solve for x
    x = 17,130,211,072,166,124/203,669,533.37
  6. Step 6: Final answer
    x = 84,107,872.14

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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.