Home / 155,270,416.80-232,707,811.05-82,522,048.80

Finding the Fourth Proportional to 155,270,416.80, 232,707,811.05 and 82,522,048.80

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Solution

The fourth proportional to 155,270,416.80, 232,707,811.05 and 82,522,048.80 is: 123,677,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,270,416.80 : 232,707,811.05 = 82,522,048.80 : x
  2. Step 2: Convert to fraction form
    155,270,416.80/232,707,811.05 = 82,522,048.80/x
  3. Step 3: Cross multiply
    155,270,416.80x = 232,707,811.05 × 82,522,048.80
  4. Step 4: Simplify right side
    155,270,416.80x = 19,203,525,339,609,280
  5. Step 5: Solve for x
    x = 19,203,525,339,609,280/155,270,416.80
  6. Step 6: Final answer
    x = 123,677,940.30

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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.