Home / 196,104,762.15-270,621,301.67-108,006,957.20

Finding the Fourth Proportional to 196,104,762.15, 270,621,301.67 and 108,006,957.20

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Solution

The fourth proportional to 196,104,762.15, 270,621,301.67 and 108,006,957.20 is: 149,047,799.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,104,762.15 : 270,621,301.67 = 108,006,957.20 : x
  2. Step 2: Convert to fraction form
    196,104,762.15/270,621,301.67 = 108,006,957.20/x
  3. Step 3: Cross multiply
    196,104,762.15x = 270,621,301.67 × 108,006,957.20
  4. Step 4: Simplify right side
    196,104,762.15x = 29,228,983,346,879,980
  5. Step 5: Solve for x
    x = 29,228,983,346,879,980/196,104,762.15
  6. Step 6: Final answer
    x = 149,047,799.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.