Home / 118,568,990.20-177,853,485.30-98,413,598.20

Finding the Fourth Proportional to 118,568,990.20, 177,853,485.30 and 98,413,598.20

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Solution

The fourth proportional to 118,568,990.20, 177,853,485.30 and 98,413,598.20 is: 147,620,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,568,990.20 : 177,853,485.30 = 98,413,598.20 : x
  2. Step 2: Convert to fraction form
    118,568,990.20/177,853,485.30 = 98,413,598.20/x
  3. Step 3: Cross multiply
    118,568,990.20x = 177,853,485.30 × 98,413,598.20
  4. Step 4: Simplify right side
    118,568,990.20x = 17,503,201,440,783,808
  5. Step 5: Solve for x
    x = 17,503,201,440,783,808/118,568,990.20
  6. Step 6: Final answer
    x = 147,620,397.30

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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.