Home / 142,716,802.60-214,054,208.70-40,491,173.80

Finding the Fourth Proportional to 142,716,802.60, 214,054,208.70 and 40,491,173.80

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Solution

The fourth proportional to 142,716,802.60, 214,054,208.70 and 40,491,173.80 is: 60,730,804.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,716,802.60 : 214,054,208.70 = 40,491,173.80 : x
  2. Step 2: Convert to fraction form
    142,716,802.60/214,054,208.70 = 40,491,173.80/x
  3. Step 3: Cross multiply
    142,716,802.60x = 214,054,208.70 × 40,491,173.80
  4. Step 4: Simplify right side
    142,716,802.60x = 8,667,306,167,093,171
  5. Step 5: Solve for x
    x = 8,667,306,167,093,171/142,716,802.60
  6. Step 6: Final answer
    x = 60,730,804.01

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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.