Home / 734,962,021.20-1,102,443,031.80-274,875,832.80

Finding the Fourth Proportional to 734,962,021.20, 1,102,443,031.80 and 274,875,832.80

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Solution

The fourth proportional to 734,962,021.20, 1,102,443,031.80 and 274,875,832.80 is: 412,313,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,962,021.20 : 1,102,443,031.80 = 274,875,832.80 : x
  2. Step 2: Convert to fraction form
    734,962,021.20/1,102,443,031.80 = 274,875,832.80/x
  3. Step 3: Cross multiply
    734,962,021.20x = 1,102,443,031.80 × 274,875,832.80
  4. Step 4: Simplify right side
    734,962,021.20x = 303,034,946,480,581,888
  5. Step 5: Solve for x
    x = 303,034,946,480,581,888/734,962,021.20
  6. Step 6: Final answer
    x = 412,313,749.20

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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.