Home / 201,930,173.40-302,682,683.70-79,061,014.20

Finding the Fourth Proportional to 201,930,173.40, 302,682,683.70 and 79,061,014.20

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Solution

The fourth proportional to 201,930,173.40, 302,682,683.70 and 79,061,014.20 is: 118,508,292.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,930,173.40 : 302,682,683.70 = 79,061,014.20 : x
  2. Step 2: Convert to fraction form
    201,930,173.40/302,682,683.70 = 79,061,014.20/x
  3. Step 3: Cross multiply
    201,930,173.40x = 302,682,683.70 × 79,061,014.20
  4. Step 4: Simplify right side
    201,930,173.40x = 23,930,399,954,099,808
  5. Step 5: Solve for x
    x = 23,930,399,954,099,808/201,930,173.40
  6. Step 6: Final answer
    x = 118,508,292.01

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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.