Home / 1,203,139,137.43-1,803,434,977.15-404,696,181.54

Finding the Fourth Proportional to 1,203,139,137.43, 1,803,434,977.15 and 404,696,181.54

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Solution

The fourth proportional to 1,203,139,137.43, 1,803,434,977.15 and 404,696,181.54 is: 606,615,832.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,139,137.43 : 1,803,434,977.15 = 404,696,181.54 : x
  2. Step 2: Convert to fraction form
    1,203,139,137.43/1,803,434,977.15 = 404,696,181.54/x
  3. Step 3: Cross multiply
    1,203,139,137.43x = 1,803,434,977.15 × 404,696,181.54
  4. Step 4: Simplify right side
    1,203,139,137.43x = 729,843,248,908,282,240
  5. Step 5: Solve for x
    x = 729,843,248,908,282,240/1,203,139,137.43
  6. Step 6: Final answer
    x = 606,615,832.04

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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.