Home / 170,902,468.80-256,353,703.20-125,216,913.60

Finding the Fourth Proportional to 170,902,468.80, 256,353,703.20 and 125,216,913.60

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Solution

The fourth proportional to 170,902,468.80, 256,353,703.20 and 125,216,913.60 is: 187,825,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,902,468.80 : 256,353,703.20 = 125,216,913.60 : x
  2. Step 2: Convert to fraction form
    170,902,468.80/256,353,703.20 = 125,216,913.60/x
  3. Step 3: Cross multiply
    170,902,468.80x = 256,353,703.20 × 125,216,913.60
  4. Step 4: Simplify right side
    170,902,468.80x = 32,099,819,504,634,440
  5. Step 5: Solve for x
    x = 32,099,819,504,634,440/170,902,468.80
  6. Step 6: Final answer
    x = 187,825,370.40

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1.5x scale

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.