Home / 291,081,410.16-401,873,630.04-185,294,514.36

Finding the Fourth Proportional to 291,081,410.16, 401,873,630.04 and 185,294,514.36

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Solution

The fourth proportional to 291,081,410.16, 401,873,630.04 and 185,294,514.36 is: 255,821,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,081,410.16 : 401,873,630.04 = 185,294,514.36 : x
  2. Step 2: Convert to fraction form
    291,081,410.16/401,873,630.04 = 185,294,514.36/x
  3. Step 3: Cross multiply
    291,081,410.16x = 401,873,630.04 × 185,294,514.36
  4. Step 4: Simplify right side
    291,081,410.16x = 74,464,979,112,352,112
  5. Step 5: Solve for x
    x = 74,464,979,112,352,112/291,081,410.16
  6. Step 6: Final answer
    x = 255,821,830.30

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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.