Home / 1,090,709,936.38-1,636,294,711.48-353,722,374.85

Finding the Fourth Proportional to 1,090,709,936.38, 1,636,294,711.48 and 353,722,374.85

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Solution

The fourth proportional to 1,090,709,936.38, 1,636,294,711.48 and 353,722,374.85 is: 530,658,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,709,936.38 : 1,636,294,711.48 = 353,722,374.85 : x
  2. Step 2: Convert to fraction form
    1,090,709,936.38/1,636,294,711.48 = 353,722,374.85/x
  3. Step 3: Cross multiply
    1,090,709,936.38x = 1,636,294,711.48 × 353,722,374.85
  4. Step 4: Simplify right side
    1,090,709,936.38x = 578,794,051,290,364,416
  5. Step 5: Solve for x
    x = 578,794,051,290,364,416/1,090,709,936.38
  6. Step 6: Final answer
    x = 530,658,089.73

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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.