Home / 308,093,782.06-425,169,782.70-166,965,001.74

Finding the Fourth Proportional to 308,093,782.06, 425,169,782.70 and 166,965,001.74

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Solution

The fourth proportional to 308,093,782.06, 425,169,782.70 and 166,965,001.74 is: 230,411,899.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,093,782.06 : 425,169,782.70 = 166,965,001.74 : x
  2. Step 2: Convert to fraction form
    308,093,782.06/425,169,782.70 = 166,965,001.74/x
  3. Step 3: Cross multiply
    308,093,782.06x = 425,169,782.70 × 166,965,001.74
  4. Step 4: Simplify right side
    308,093,782.06x = 70,988,473,508,300,920
  5. Step 5: Solve for x
    x = 70,988,473,508,300,920/308,093,782.06
  6. Step 6: Final answer
    x = 230,411,899.37

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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.