Home / 132,277,529.84-198,424,017.26-40,164,272.96

Finding the Fourth Proportional to 132,277,529.84, 198,424,017.26 and 40,164,272.96

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Solution

The fourth proportional to 132,277,529.84, 198,424,017.26 and 40,164,272.96 is: 60,248,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,277,529.84 : 198,424,017.26 = 40,164,272.96 : x
  2. Step 2: Convert to fraction form
    132,277,529.84/198,424,017.26 = 40,164,272.96/x
  3. Step 3: Cross multiply
    132,277,529.84x = 198,424,017.26 × 40,164,272.96
  4. Step 4: Simplify right side
    132,277,529.84x = 7,969,556,390,008,065
  5. Step 5: Solve for x
    x = 7,969,556,390,008,065/132,277,529.84
  6. Step 6: Final answer
    x = 60,248,754.27

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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.