Home / 262,450,172.80-393,675,259.20-89,869,628.80

Finding the Fourth Proportional to 262,450,172.80, 393,675,259.20 and 89,869,628.80

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Solution

The fourth proportional to 262,450,172.80, 393,675,259.20 and 89,869,628.80 is: 134,804,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,450,172.80 : 393,675,259.20 = 89,869,628.80 : x
  2. Step 2: Convert to fraction form
    262,450,172.80/393,675,259.20 = 89,869,628.80/x
  3. Step 3: Cross multiply
    262,450,172.80x = 393,675,259.20 × 89,869,628.80
  4. Step 4: Simplify right side
    262,450,172.80x = 35,379,449,412,047,784
  5. Step 5: Solve for x
    x = 35,379,449,412,047,784/262,450,172.80
  6. Step 6: Final answer
    x = 134,804,443.20

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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.