Home / 133,070,537.80-199,307,208.30-109,182,665.80

Finding the Fourth Proportional to 133,070,537.80, 199,307,208.30 and 109,182,665.80

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Solution

The fourth proportional to 133,070,537.80, 199,307,208.30 and 109,182,665.80 is: 163,529,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,070,537.80 : 199,307,208.30 = 109,182,665.80 : x
  2. Step 2: Convert to fraction form
    133,070,537.80/199,307,208.30 = 109,182,665.80/x
  3. Step 3: Cross multiply
    133,070,537.80x = 199,307,208.30 × 109,182,665.80
  4. Step 4: Simplify right side
    133,070,537.80x = 21,760,892,315,349,888
  5. Step 5: Solve for x
    x = 21,760,892,315,349,888/133,070,537.80
  6. Step 6: Final answer
    x = 163,529,002.55

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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.