Home / 114,048,679.20-171,073,018.80-68,587,072.80

Finding the Fourth Proportional to 114,048,679.20, 171,073,018.80 and 68,587,072.80

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Solution

The fourth proportional to 114,048,679.20, 171,073,018.80 and 68,587,072.80 is: 102,880,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,048,679.20 : 171,073,018.80 = 68,587,072.80 : x
  2. Step 2: Convert to fraction form
    114,048,679.20/171,073,018.80 = 68,587,072.80/x
  3. Step 3: Cross multiply
    114,048,679.20x = 171,073,018.80 × 68,587,072.80
  4. Step 4: Simplify right side
    114,048,679.20x = 11,733,397,594,551,368
  5. Step 5: Solve for x
    x = 11,733,397,594,551,368/114,048,679.20
  6. Step 6: Final answer
    x = 102,880,609.20

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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.