Home / 161,879,039.22-242,783,768.52-51,223,477.98

Finding the Fourth Proportional to 161,879,039.22, 242,783,768.52 and 51,223,477.98

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Solution

The fourth proportional to 161,879,039.22, 242,783,768.52 and 51,223,477.98 is: 76,824,208.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,879,039.22 : 242,783,768.52 = 51,223,477.98 : x
  2. Step 2: Convert to fraction form
    161,879,039.22/242,783,768.52 = 51,223,477.98/x
  3. Step 3: Cross multiply
    161,879,039.22x = 242,783,768.52 × 51,223,477.98
  4. Step 4: Simplify right side
    161,879,039.22x = 12,436,229,020,685,636
  5. Step 5: Solve for x
    x = 12,436,229,020,685,636/161,879,039.22
  6. Step 6: Final answer
    x = 76,824,208.25

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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.