Home / 170,586,303.20-255,879,454.80-139,975,301.60

Finding the Fourth Proportional to 170,586,303.20, 255,879,454.80 and 139,975,301.60

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Solution

The fourth proportional to 170,586,303.20, 255,879,454.80 and 139,975,301.60 is: 209,962,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,586,303.20 : 255,879,454.80 = 139,975,301.60 : x
  2. Step 2: Convert to fraction form
    170,586,303.20/255,879,454.80 = 139,975,301.60/x
  3. Step 3: Cross multiply
    170,586,303.20x = 255,879,454.80 × 139,975,301.60
  4. Step 4: Simplify right side
    170,586,303.20x = 35,816,803,858,873,568
  5. Step 5: Solve for x
    x = 35,816,803,858,873,568/170,586,303.20
  6. Step 6: Final answer
    x = 209,962,952.40

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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.