Home / 295,247,277.20-442,870,915.80-122,847,816.80

Finding the Fourth Proportional to 295,247,277.20, 442,870,915.80 and 122,847,816.80

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Solution

The fourth proportional to 295,247,277.20, 442,870,915.80 and 122,847,816.80 is: 184,271,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,247,277.20 : 442,870,915.80 = 122,847,816.80 : x
  2. Step 2: Convert to fraction form
    295,247,277.20/442,870,915.80 = 122,847,816.80/x
  3. Step 3: Cross multiply
    295,247,277.20x = 442,870,915.80 × 122,847,816.80
  4. Step 4: Simplify right side
    295,247,277.20x = 54,405,725,130,246,624
  5. Step 5: Solve for x
    x = 54,405,725,130,246,624/295,247,277.20
  6. Step 6: Final answer
    x = 184,271,725.20

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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.