Home / 149,534,961.45-224,332,768.58-84,869,745.45

Finding the Fourth Proportional to 149,534,961.45, 224,332,768.58 and 84,869,745.45

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Solution

The fourth proportional to 149,534,961.45, 224,332,768.58 and 84,869,745.45 is: 127,321,830.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,534,961.45 : 224,332,768.58 = 84,869,745.45 : x
  2. Step 2: Convert to fraction form
    149,534,961.45/224,332,768.58 = 84,869,745.45/x
  3. Step 3: Cross multiply
    149,534,961.45x = 224,332,768.58 × 84,869,745.45
  4. Step 4: Simplify right side
    149,534,961.45x = 19,039,064,965,054,008
  5. Step 5: Solve for x
    x = 19,039,064,965,054,008/149,534,961.45
  6. Step 6: Final answer
    x = 127,321,830.16

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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.