Home / 166,006,611.40-248,992,807.26-55,330,322.80

Finding the Fourth Proportional to 166,006,611.40, 248,992,807.26 and 55,330,322.80

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Solution

The fourth proportional to 166,006,611.40, 248,992,807.26 and 55,330,322.80 is: 82,989,781.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,006,611.40 : 248,992,807.26 = 55,330,322.80 : x
  2. Step 2: Convert to fraction form
    166,006,611.40/248,992,807.26 = 55,330,322.80/x
  3. Step 3: Cross multiply
    166,006,611.40x = 248,992,807.26 × 55,330,322.80
  4. Step 4: Simplify right side
    166,006,611.40x = 13,776,852,399,329,020
  5. Step 5: Solve for x
    x = 13,776,852,399,329,020/166,006,611.40
  6. Step 6: Final answer
    x = 82,989,781.45

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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.