Home / 446,904,218.40-670,356,327.60-123,788,090.40

Finding the Fourth Proportional to 446,904,218.40, 670,356,327.60 and 123,788,090.40

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Solution

The fourth proportional to 446,904,218.40, 670,356,327.60 and 123,788,090.40 is: 185,682,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,904,218.40 : 670,356,327.60 = 123,788,090.40 : x
  2. Step 2: Convert to fraction form
    446,904,218.40/670,356,327.60 = 123,788,090.40/x
  3. Step 3: Cross multiply
    446,904,218.40x = 670,356,327.60 × 123,788,090.40
  4. Step 4: Simplify right side
    446,904,218.40x = 82,982,129,681,160,816
  5. Step 5: Solve for x
    x = 82,982,129,681,160,816/446,904,218.40
  6. Step 6: Final answer
    x = 185,682,135.60

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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.