Home / 192,538,198.48-288,778,889.40-56,186,971.60

Finding the Fourth Proportional to 192,538,198.48, 288,778,889.40 and 56,186,971.60

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Solution

The fourth proportional to 192,538,198.48, 288,778,889.40 and 56,186,971.60 is: 84,272,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,538,198.48 : 288,778,889.40 = 56,186,971.60 : x
  2. Step 2: Convert to fraction form
    192,538,198.48/288,778,889.40 = 56,186,971.60/x
  3. Step 3: Cross multiply
    192,538,198.48x = 288,778,889.40 × 56,186,971.60
  4. Step 4: Simplify right side
    192,538,198.48x = 16,225,611,257,397,340
  5. Step 5: Solve for x
    x = 16,225,611,257,397,340/192,538,198.48
  6. Step 6: Final answer
    x = 84,272,167.21

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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.