Home / 171,328,954.23-256,574,303.73-154,747,808.22

Finding the Fourth Proportional to 171,328,954.23, 256,574,303.73 and 154,747,808.22

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Solution

The fourth proportional to 171,328,954.23, 256,574,303.73 and 154,747,808.22 is: 231,743,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,328,954.23 : 256,574,303.73 = 154,747,808.22 : x
  2. Step 2: Convert to fraction form
    171,328,954.23/256,574,303.73 = 154,747,808.22/x
  3. Step 3: Cross multiply
    171,328,954.23x = 256,574,303.73 × 154,747,808.22
  4. Step 4: Simplify right side
    171,328,954.23x = 39,704,311,149,332,528
  5. Step 5: Solve for x
    x = 39,704,311,149,332,528/171,328,954.23
  6. Step 6: Final answer
    x = 231,743,147.72

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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.