Home / 482,855,682.63-666,302,851.20-274,011,823.23

Finding the Fourth Proportional to 482,855,682.63, 666,302,851.20 and 274,011,823.23

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Solution

The fourth proportional to 482,855,682.63, 666,302,851.20 and 274,011,823.23 is: 378,114,756.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,855,682.63 : 666,302,851.20 = 274,011,823.23 : x
  2. Step 2: Convert to fraction form
    482,855,682.63/666,302,851.20 = 274,011,823.23/x
  3. Step 3: Cross multiply
    482,855,682.63x = 666,302,851.20 × 274,011,823.23
  4. Step 4: Simplify right side
    482,855,682.63x = 182,574,859,080,659,424
  5. Step 5: Solve for x
    x = 182,574,859,080,659,424/482,855,682.63
  6. Step 6: Final answer
    x = 378,114,756.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.