Home / 393,625,773.74-590,210,230.58-186,362,444.37

Finding the Fourth Proportional to 393,625,773.74, 590,210,230.58 and 186,362,444.37

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Solution

The fourth proportional to 393,625,773.74, 590,210,230.58 and 186,362,444.37 is: 279,435,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,625,773.74 : 590,210,230.58 = 186,362,444.37 : x
  2. Step 2: Convert to fraction form
    393,625,773.74/590,210,230.58 = 186,362,444.37/x
  3. Step 3: Cross multiply
    393,625,773.74x = 590,210,230.58 × 186,362,444.37
  4. Step 4: Simplify right side
    393,625,773.74x = 109,993,021,262,138,320
  5. Step 5: Solve for x
    x = 109,993,021,262,138,320/393,625,773.74
  6. Step 6: Final answer
    x = 279,435,516.17

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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.