Home / 205,518,313.23-308,277,469.84-52,164,369.67

Finding the Fourth Proportional to 205,518,313.23, 308,277,469.84 and 52,164,369.67

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Solution

The fourth proportional to 205,518,313.23, 308,277,469.84 and 52,164,369.67 is: 78,246,554.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,518,313.23 : 308,277,469.84 = 52,164,369.67 : x
  2. Step 2: Convert to fraction form
    205,518,313.23/308,277,469.84 = 52,164,369.67/x
  3. Step 3: Cross multiply
    205,518,313.23x = 308,277,469.84 × 52,164,369.67
  4. Step 4: Simplify right side
    205,518,313.23x = 16,081,099,896,124,646
  5. Step 5: Solve for x
    x = 16,081,099,896,124,646/205,518,313.23
  6. Step 6: Final answer
    x = 78,246,554.50

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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.