Home / 118,095,786.80-177,143,680.20-99,284,087.60

Finding the Fourth Proportional to 118,095,786.80, 177,143,680.20 and 99,284,087.60

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Solution

The fourth proportional to 118,095,786.80, 177,143,680.20 and 99,284,087.60 is: 148,926,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,095,786.80 : 177,143,680.20 = 99,284,087.60 : x
  2. Step 2: Convert to fraction form
    118,095,786.80/177,143,680.20 = 99,284,087.60/x
  3. Step 3: Cross multiply
    118,095,786.80x = 177,143,680.20 × 99,284,087.60
  4. Step 4: Simplify right side
    118,095,786.80x = 17,587,548,662,763,184
  5. Step 5: Solve for x
    x = 17,587,548,662,763,184/118,095,786.80
  6. Step 6: Final answer
    x = 148,926,131.40

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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.