Home / 192,186,001.60-288,279,002.40-190,394,411.20

Finding the Fourth Proportional to 192,186,001.60, 288,279,002.40 and 190,394,411.20

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Solution

The fourth proportional to 192,186,001.60, 288,279,002.40 and 190,394,411.20 is: 285,591,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,186,001.60 : 288,279,002.40 = 190,394,411.20 : x
  2. Step 2: Convert to fraction form
    192,186,001.60/288,279,002.40 = 190,394,411.20/x
  3. Step 3: Cross multiply
    192,186,001.60x = 288,279,002.40 × 190,394,411.20
  4. Step 4: Simplify right side
    192,186,001.60x = 54,886,710,923,271,376
  5. Step 5: Solve for x
    x = 54,886,710,923,271,376/192,186,001.60
  6. Step 6: Final answer
    x = 285,591,616.80

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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.