Home / 349,508,830.80-482,332,412.13-190,749,136.47

Finding the Fourth Proportional to 349,508,830.80, 482,332,412.13 and 190,749,136.47

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Solution

The fourth proportional to 349,508,830.80, 482,332,412.13 and 190,749,136.47 is: 263,239,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,508,830.80 : 482,332,412.13 = 190,749,136.47 : x
  2. Step 2: Convert to fraction form
    349,508,830.80/482,332,412.13 = 190,749,136.47/x
  3. Step 3: Cross multiply
    349,508,830.80x = 482,332,412.13 × 190,749,136.47
  4. Step 4: Simplify right side
    349,508,830.80x = 92,004,491,105,289,648
  5. Step 5: Solve for x
    x = 92,004,491,105,289,648/349,508,830.80
  6. Step 6: Final answer
    x = 263,239,389.10

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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.