Home / 603,812,405.54-905,569,017.50-258,726,900.26

Finding the Fourth Proportional to 603,812,405.54, 905,569,017.50 and 258,726,900.26

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Solution

The fourth proportional to 603,812,405.54, 905,569,017.50 and 258,726,900.26 is: 388,026,252.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,812,405.54 : 905,569,017.50 = 258,726,900.26 : x
  2. Step 2: Convert to fraction form
    603,812,405.54/905,569,017.50 = 258,726,900.26/x
  3. Step 3: Cross multiply
    603,812,405.54x = 905,569,017.50 × 258,726,900.26
  4. Step 4: Simplify right side
    603,812,405.54x = 234,295,064,863,447,200
  5. Step 5: Solve for x
    x = 234,295,064,863,447,200/603,812,405.54
  6. Step 6: Final answer
    x = 388,026,252.39

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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.