Home / 258,647,135.12-357,399,943.64-184,178,409.71

Finding the Fourth Proportional to 258,647,135.12, 357,399,943.64 and 184,178,409.71

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Solution

The fourth proportional to 258,647,135.12, 357,399,943.64 and 184,178,409.71 is: 254,498,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,647,135.12 : 357,399,943.64 = 184,178,409.71 : x
  2. Step 2: Convert to fraction form
    258,647,135.12/357,399,943.64 = 184,178,409.71/x
  3. Step 3: Cross multiply
    258,647,135.12x = 357,399,943.64 × 184,178,409.71
  4. Step 4: Simplify right side
    258,647,135.12x = 65,825,353,248,041,616
  5. Step 5: Solve for x
    x = 65,825,353,248,041,616/258,647,135.12
  6. Step 6: Final answer
    x = 254,498,675.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.