Home / 218,233,562.36-301,556,260.46-155,400,575.27

Finding the Fourth Proportional to 218,233,562.36, 301,556,260.46 and 155,400,575.27

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Solution

The fourth proportional to 218,233,562.36, 301,556,260.46 and 155,400,575.27 is: 214,733,315.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,233,562.36 : 301,556,260.46 = 155,400,575.27 : x
  2. Step 2: Convert to fraction form
    218,233,562.36/301,556,260.46 = 155,400,575.27/x
  3. Step 3: Cross multiply
    218,233,562.36x = 301,556,260.46 × 155,400,575.27
  4. Step 4: Simplify right side
    218,233,562.36x = 46,862,016,351,753,952
  5. Step 5: Solve for x
    x = 46,862,016,351,753,952/218,233,562.36
  6. Step 6: Final answer
    x = 214,733,315.28

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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.