Home / 270,683,860.88-373,534,062.30-153,206,668.17

Finding the Fourth Proportional to 270,683,860.88, 373,534,062.30 and 153,206,668.17

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Solution

The fourth proportional to 270,683,860.88, 373,534,062.30 and 153,206,668.17 is: 211,419,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,683,860.88 : 373,534,062.30 = 153,206,668.17 : x
  2. Step 2: Convert to fraction form
    270,683,860.88/373,534,062.30 = 153,206,668.17/x
  3. Step 3: Cross multiply
    270,683,860.88x = 373,534,062.30 × 153,206,668.17
  4. Step 4: Simplify right side
    270,683,860.88x = 57,227,909,132,988,200
  5. Step 5: Solve for x
    x = 57,227,909,132,988,200/270,683,860.88
  6. Step 6: Final answer
    x = 211,419,731.29

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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.