Home / 186,627,110.40-279,940,665.60-162,739,238.40

Finding the Fourth Proportional to 186,627,110.40, 279,940,665.60 and 162,739,238.40

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Solution

The fourth proportional to 186,627,110.40, 279,940,665.60 and 162,739,238.40 is: 244,108,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,627,110.40 : 279,940,665.60 = 162,739,238.40 : x
  2. Step 2: Convert to fraction form
    186,627,110.40/279,940,665.60 = 162,739,238.40/x
  3. Step 3: Cross multiply
    186,627,110.40x = 279,940,665.60 × 162,739,238.40
  4. Step 4: Simplify right side
    186,627,110.40x = 45,557,330,716,933,088
  5. Step 5: Solve for x
    x = 45,557,330,716,933,088/186,627,110.40
  6. Step 6: Final answer
    x = 244,108,857.60

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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.