Home / 134,489,347.20-201,734,020.80-80,069,788.80

Finding the Fourth Proportional to 134,489,347.20, 201,734,020.80 and 80,069,788.80

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Solution

The fourth proportional to 134,489,347.20, 201,734,020.80 and 80,069,788.80 is: 120,104,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,489,347.20 : 201,734,020.80 = 80,069,788.80 : x
  2. Step 2: Convert to fraction form
    134,489,347.20/201,734,020.80 = 80,069,788.80/x
  3. Step 3: Cross multiply
    134,489,347.20x = 201,734,020.80 × 80,069,788.80
  4. Step 4: Simplify right side
    134,489,347.20x = 16,152,800,439,230,808
  5. Step 5: Solve for x
    x = 16,152,800,439,230,808/134,489,347.20
  6. Step 6: Final answer
    x = 120,104,683.20

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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.