Home / 131,458,359.12-197,205,483-54,763,451.19

Finding the Fourth Proportional to 131,458,359.12, 197,205,483 and 54,763,451.19

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Solution

The fourth proportional to 131,458,359.12, 197,205,483 and 54,763,451.19 is: 82,152,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,458,359.12 : 197,205,483 = 54,763,451.19 : x
  2. Step 2: Convert to fraction form
    131,458,359.12/197,205,483 = 54,763,451.19/x
  3. Step 3: Cross multiply
    131,458,359.12x = 197,205,483 × 54,763,451.19
  4. Step 4: Simplify right side
    131,458,359.12x = 10,799,652,842,670,874
  5. Step 5: Solve for x
    x = 10,799,652,842,670,874/131,458,359.12
  6. Step 6: Final answer
    x = 82,152,652.10

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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.