Home / 396,854,652.47-595,243,491.59-120,508,260.32

Finding the Fourth Proportional to 396,854,652.47, 595,243,491.59 and 120,508,260.32

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Solution

The fourth proportional to 396,854,652.47, 595,243,491.59 and 120,508,260.32 is: 180,750,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,854,652.47 : 595,243,491.59 = 120,508,260.32 : x
  2. Step 2: Convert to fraction form
    396,854,652.47/595,243,491.59 = 120,508,260.32/x
  3. Step 3: Cross multiply
    396,854,652.47x = 595,243,491.59 × 120,508,260.32
  4. Step 4: Simplify right side
    396,854,652.47x = 71,731,757,634,734,696
  5. Step 5: Solve for x
    x = 71,731,757,634,734,696/396,854,652.47
  6. Step 6: Final answer
    x = 180,750,703.54

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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.