Home / 586,432,529.98-879,222,299.73-275,379,863.60

Finding the Fourth Proportional to 586,432,529.98, 879,222,299.73 and 275,379,863.60

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Solution

The fourth proportional to 586,432,529.98, 879,222,299.73 and 275,379,863.60 is: 412,869,519.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,432,529.98 : 879,222,299.73 = 275,379,863.60 : x
  2. Step 2: Convert to fraction form
    586,432,529.98/879,222,299.73 = 275,379,863.60/x
  3. Step 3: Cross multiply
    586,432,529.98x = 879,222,299.73 × 275,379,863.60
  4. Step 4: Simplify right side
    586,432,529.98x = 242,120,116,974,891,136
  5. Step 5: Solve for x
    x = 242,120,116,974,891,136/586,432,529.98
  6. Step 6: Final answer
    x = 412,869,519.68

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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.