Home / 374,576,932.80-561,641,450.40-193,178,404.80

Finding the Fourth Proportional to 374,576,932.80, 561,641,450.40 and 193,178,404.80

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Solution

The fourth proportional to 374,576,932.80, 561,641,450.40 and 193,178,404.80 is: 289,652,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,576,932.80 : 561,641,450.40 = 193,178,404.80 : x
  2. Step 2: Convert to fraction form
    374,576,932.80/561,641,450.40 = 193,178,404.80/x
  3. Step 3: Cross multiply
    374,576,932.80x = 561,641,450.40 × 193,178,404.80
  4. Step 4: Simplify right side
    374,576,932.80x = 108,496,999,457,830,320
  5. Step 5: Solve for x
    x = 108,496,999,457,830,320/374,576,932.80
  6. Step 6: Final answer
    x = 289,652,111.37

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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.