Home / 290,963,487.98-436,502,726.82-106,732,674.69

Finding the Fourth Proportional to 290,963,487.98, 436,502,726.82 and 106,732,674.69

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Solution

The fourth proportional to 290,963,487.98, 436,502,726.82 and 106,732,674.69 is: 160,120,102.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,963,487.98 : 436,502,726.82 = 106,732,674.69 : x
  2. Step 2: Convert to fraction form
    290,963,487.98/436,502,726.82 = 106,732,674.69/x
  3. Step 3: Cross multiply
    290,963,487.98x = 436,502,726.82 × 106,732,674.69
  4. Step 4: Simplify right side
    290,963,487.98x = 46,589,103,542,977,000
  5. Step 5: Solve for x
    x = 46,589,103,542,977,000/290,963,487.98
  6. Step 6: Final answer
    x = 160,120,102.58

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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.