Home / 219,792,658.32-303,314,465.34-120,679,825.37

Finding the Fourth Proportional to 219,792,658.32, 303,314,465.34 and 120,679,825.37

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Solution

The fourth proportional to 219,792,658.32, 303,314,465.34 and 120,679,825.37 is: 166,538,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,792,658.32 : 303,314,465.34 = 120,679,825.37 : x
  2. Step 2: Convert to fraction form
    219,792,658.32/303,314,465.34 = 120,679,825.37/x
  3. Step 3: Cross multiply
    219,792,658.32x = 303,314,465.34 × 120,679,825.37
  4. Step 4: Simplify right side
    219,792,658.32x = 36,603,936,707,909,544
  5. Step 5: Solve for x
    x = 36,603,936,707,909,544/219,792,658.32
  6. Step 6: Final answer
    x = 166,538,486.72

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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.