Home / 166,721,625.51-230,079,172.10-97,111,490.42

Finding the Fourth Proportional to 166,721,625.51, 230,079,172.10 and 97,111,490.42

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Solution

The fourth proportional to 166,721,625.51, 230,079,172.10 and 97,111,490.42 is: 134,015,795.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,721,625.51 : 230,079,172.10 = 97,111,490.42 : x
  2. Step 2: Convert to fraction form
    166,721,625.51/230,079,172.10 = 97,111,490.42/x
  3. Step 3: Cross multiply
    166,721,625.51x = 230,079,172.10 × 97,111,490.42
  4. Step 4: Simplify right side
    166,721,625.51x = 22,343,331,315,594,728
  5. Step 5: Solve for x
    x = 22,343,331,315,594,728/166,721,625.51
  6. Step 6: Final answer
    x = 134,015,795.77

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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.