Home / 762,542,259.03-1,052,250,566.97-427,950,160.86

Finding the Fourth Proportional to 762,542,259.03, 1,052,250,566.97 and 427,950,160.86

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Solution

The fourth proportional to 762,542,259.03, 1,052,250,566.97 and 427,950,160.86 is: 590,538,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,542,259.03 : 1,052,250,566.97 = 427,950,160.86 : x
  2. Step 2: Convert to fraction form
    762,542,259.03/1,052,250,566.97 = 427,950,160.86/x
  3. Step 3: Cross multiply
    762,542,259.03x = 1,052,250,566.97 × 427,950,160.86
  4. Step 4: Simplify right side
    762,542,259.03x = 450,310,799,399,837,760
  5. Step 5: Solve for x
    x = 450,310,799,399,837,760/762,542,259.03
  6. Step 6: Final answer
    x = 590,538,811.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.