Home / 124,477,067.80-186,715,601.70-112,147,636.60

Finding the Fourth Proportional to 124,477,067.80, 186,715,601.70 and 112,147,636.60

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Solution

The fourth proportional to 124,477,067.80, 186,715,601.70 and 112,147,636.60 is: 168,221,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,477,067.80 : 186,715,601.70 = 112,147,636.60 : x
  2. Step 2: Convert to fraction form
    124,477,067.80/186,715,601.70 = 112,147,636.60/x
  3. Step 3: Cross multiply
    124,477,067.80x = 186,715,601.70 × 112,147,636.60
  4. Step 4: Simplify right side
    124,477,067.80x = 20,939,713,447,001,940
  5. Step 5: Solve for x
    x = 20,939,713,447,001,940/124,477,067.80
  6. Step 6: Final answer
    x = 168,221,454.90

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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.