Home / 404,751,435.32-558,557,161.08-219,112,445

Finding the Fourth Proportional to 404,751,435.32, 558,557,161.08 and 219,112,445

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Solution

The fourth proportional to 404,751,435.32, 558,557,161.08 and 219,112,445 is: 302,375,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,751,435.32 : 558,557,161.08 = 219,112,445 : x
  2. Step 2: Convert to fraction form
    404,751,435.32/558,557,161.08 = 219,112,445/x
  3. Step 3: Cross multiply
    404,751,435.32x = 558,557,161.08 × 219,112,445
  4. Step 4: Simplify right side
    404,751,435.32x = 122,386,825,236,497,648
  5. Step 5: Solve for x
    x = 122,386,825,236,497,648/404,751,435.32
  6. Step 6: Final answer
    x = 302,375,271.73

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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.