Home / 202,197,697.20-303,296,545.80-120,568,359.60

Finding the Fourth Proportional to 202,197,697.20, 303,296,545.80 and 120,568,359.60

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Solution

The fourth proportional to 202,197,697.20, 303,296,545.80 and 120,568,359.60 is: 180,852,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,197,697.20 : 303,296,545.80 = 120,568,359.60 : x
  2. Step 2: Convert to fraction form
    202,197,697.20/303,296,545.80 = 120,568,359.60/x
  3. Step 3: Cross multiply
    202,197,697.20x = 303,296,545.80 × 120,568,359.60
  4. Step 4: Simplify right side
    202,197,697.20x = 36,567,966,999,452,272
  5. Step 5: Solve for x
    x = 36,567,966,999,452,272/202,197,697.20
  6. Step 6: Final answer
    x = 180,852,539.40

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1.5x scale

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.