Home / 393,963,443.10-590,945,164.65-362,218,700.70

Finding the Fourth Proportional to 393,963,443.10, 590,945,164.65 and 362,218,700.70

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Solution

The fourth proportional to 393,963,443.10, 590,945,164.65 and 362,218,700.70 is: 543,328,051.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,963,443.10 : 590,945,164.65 = 362,218,700.70 : x
  2. Step 2: Convert to fraction form
    393,963,443.10/590,945,164.65 = 362,218,700.70/x
  3. Step 3: Cross multiply
    393,963,443.10x = 590,945,164.65 × 362,218,700.70
  4. Step 4: Simplify right side
    393,963,443.10x = 214,051,389,724,470,560
  5. Step 5: Solve for x
    x = 214,051,389,724,470,560/393,963,443.10
  6. Step 6: Final answer
    x = 543,328,051.05

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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.