Home / 117,518,632.90-162,004,790.54-82,126,556.62

Finding the Fourth Proportional to 117,518,632.90, 162,004,790.54 and 82,126,556.62

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Solution

The fourth proportional to 117,518,632.90, 162,004,790.54 and 82,126,556.62 is: 113,215,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,518,632.90 : 162,004,790.54 = 82,126,556.62 : x
  2. Step 2: Convert to fraction form
    117,518,632.90/162,004,790.54 = 82,126,556.62/x
  3. Step 3: Cross multiply
    117,518,632.90x = 162,004,790.54 × 82,126,556.62
  4. Step 4: Simplify right side
    117,518,632.90x = 13,304,895,602,994,550
  5. Step 5: Solve for x
    x = 13,304,895,602,994,550/117,518,632.90
  6. Step 6: Final answer
    x = 113,215,200.64

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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.