Home / 196,870,410.40-295,305,615.60-105,037,405.60

Finding the Fourth Proportional to 196,870,410.40, 295,305,615.60 and 105,037,405.60

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Solution

The fourth proportional to 196,870,410.40, 295,305,615.60 and 105,037,405.60 is: 157,556,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,870,410.40 : 295,305,615.60 = 105,037,405.60 : x
  2. Step 2: Convert to fraction form
    196,870,410.40/295,305,615.60 = 105,037,405.60/x
  3. Step 3: Cross multiply
    196,870,410.40x = 295,305,615.60 × 105,037,405.60
  4. Step 4: Simplify right side
    196,870,410.40x = 31,018,135,721,734,888
  5. Step 5: Solve for x
    x = 31,018,135,721,734,888/196,870,410.40
  6. Step 6: Final answer
    x = 157,556,108.40

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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.