Home / 320,036,195.04-441,652,067.76-173,358,477.28

Finding the Fourth Proportional to 320,036,195.04, 441,652,067.76 and 173,358,477.28

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Solution

The fourth proportional to 320,036,195.04, 441,652,067.76 and 173,358,477.28 is: 239,235,846.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,036,195.04 : 441,652,067.76 = 173,358,477.28 : x
  2. Step 2: Convert to fraction form
    320,036,195.04/441,652,067.76 = 173,358,477.28/x
  3. Step 3: Cross multiply
    320,036,195.04x = 441,652,067.76 × 173,358,477.28
  4. Step 4: Simplify right side
    320,036,195.04x = 76,564,129,954,436,976
  5. Step 5: Solve for x
    x = 76,564,129,954,436,976/320,036,195.04
  6. Step 6: Final answer
    x = 239,235,846.26

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1.5x scale

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.