Home / 192,455,998.80-288,683,998.20-141,437,662.80

Finding the Fourth Proportional to 192,455,998.80, 288,683,998.20 and 141,437,662.80

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Solution

The fourth proportional to 192,455,998.80, 288,683,998.20 and 141,437,662.80 is: 212,156,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,455,998.80 : 288,683,998.20 = 141,437,662.80 : x
  2. Step 2: Convert to fraction form
    192,455,998.80/288,683,998.20 = 141,437,662.80/x
  3. Step 3: Cross multiply
    192,455,998.80x = 288,683,998.20 × 141,437,662.80
  4. Step 4: Simplify right side
    192,455,998.80x = 40,830,789,993,167,408
  5. Step 5: Solve for x
    x = 40,830,789,993,167,408/192,455,998.80
  6. Step 6: Final answer
    x = 212,156,494.20

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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.