Home / 1,203,139,136.62-1,803,434,975.93-404,696,180.73

Finding the Fourth Proportional to 1,203,139,136.62, 1,803,434,975.93 and 404,696,180.73

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Solution

The fourth proportional to 1,203,139,136.62, 1,803,434,975.93 and 404,696,180.73 is: 606,615,830.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,139,136.62 : 1,803,434,975.93 = 404,696,180.73 : x
  2. Step 2: Convert to fraction form
    1,203,139,136.62/1,803,434,975.93 = 404,696,180.73/x
  3. Step 3: Cross multiply
    1,203,139,136.62x = 1,803,434,975.93 × 404,696,180.73
  4. Step 4: Simplify right side
    1,203,139,136.62x = 729,843,246,961,545,088
  5. Step 5: Solve for x
    x = 729,843,246,961,545,088/1,203,139,136.62
  6. Step 6: Final answer
    x = 606,615,830.83

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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.