Home / 400,757,553.32-601,342,013.68-190,905,892.88

Finding the Fourth Proportional to 400,757,553.32, 601,342,013.68 and 190,905,892.88

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Solution

The fourth proportional to 400,757,553.32, 601,342,013.68 and 190,905,892.88 is: 286,456,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,757,553.32 : 601,342,013.68 = 190,905,892.88 : x
  2. Step 2: Convert to fraction form
    400,757,553.32/601,342,013.68 = 190,905,892.88/x
  3. Step 3: Cross multiply
    400,757,553.32x = 601,342,013.68 × 190,905,892.88
  4. Step 4: Simplify right side
    400,757,553.32x = 114,799,734,047,837,568
  5. Step 5: Solve for x
    x = 114,799,734,047,837,568/400,757,553.32
  6. Step 6: Final answer
    x = 286,456,819.33

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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.