Home / 167,670,100.80-251,001,266.40-99,477,691.20

Finding the Fourth Proportional to 167,670,100.80, 251,001,266.40 and 99,477,691.20

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Solution

The fourth proportional to 167,670,100.80, 251,001,266.40 and 99,477,691.20 is: 148,917,584.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,670,100.80 : 251,001,266.40 = 99,477,691.20 : x
  2. Step 2: Convert to fraction form
    167,670,100.80/251,001,266.40 = 99,477,691.20/x
  3. Step 3: Cross multiply
    167,670,100.80x = 251,001,266.40 × 99,477,691.20
  4. Step 4: Simplify right side
    167,670,100.80x = 24,969,026,469,748,136
  5. Step 5: Solve for x
    x = 24,969,026,469,748,136/167,670,100.80
  6. Step 6: Final answer
    x = 148,917,584.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.