Home / 450,843,662.57-675,793,544.43-188,678,428.88

Finding the Fourth Proportional to 450,843,662.57, 675,793,544.43 and 188,678,428.88

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Solution

The fourth proportional to 450,843,662.57, 675,793,544.43 and 188,678,428.88 is: 282,820,132.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,843,662.57 : 675,793,544.43 = 188,678,428.88 : x
  2. Step 2: Convert to fraction form
    450,843,662.57/675,793,544.43 = 188,678,428.88/x
  3. Step 3: Cross multiply
    450,843,662.57x = 675,793,544.43 × 188,678,428.88
  4. Step 4: Simplify right side
    450,843,662.57x = 127,507,664,210,298,864
  5. Step 5: Solve for x
    x = 127,507,664,210,298,864/450,843,662.57
  6. Step 6: Final answer
    x = 282,820,132.11

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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.