Home / 192,923,692.80-289,721,462.40-102,224,428.80

Finding the Fourth Proportional to 192,923,692.80, 289,721,462.40 and 102,224,428.80

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Solution

The fourth proportional to 192,923,692.80, 289,721,462.40 and 102,224,428.80 is: 153,514,638.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,923,692.80 : 289,721,462.40 = 102,224,428.80 : x
  2. Step 2: Convert to fraction form
    192,923,692.80/289,721,462.40 = 102,224,428.80/x
  3. Step 3: Cross multiply
    192,923,692.80x = 289,721,462.40 × 102,224,428.80
  4. Step 4: Simplify right side
    192,923,692.80x = 29,616,611,004,940,672
  5. Step 5: Solve for x
    x = 29,616,611,004,940,672/192,923,692.80
  6. Step 6: Final answer
    x = 153,514,638.74

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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.