Home / 850,885,185.96-1,174,221,560.34-459,744,609.96

Finding the Fourth Proportional to 850,885,185.96, 1,174,221,560.34 and 459,744,609.96

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Solution

The fourth proportional to 850,885,185.96, 1,174,221,560.34 and 459,744,609.96 is: 634,447,563.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,885,185.96 : 1,174,221,560.34 = 459,744,609.96 : x
  2. Step 2: Convert to fraction form
    850,885,185.96/1,174,221,560.34 = 459,744,609.96/x
  3. Step 3: Cross multiply
    850,885,185.96x = 1,174,221,560.34 × 459,744,609.96
  4. Step 4: Simplify right side
    850,885,185.96x = 539,842,033,265,135,872
  5. Step 5: Solve for x
    x = 539,842,033,265,135,872/850,885,185.96
  6. Step 6: Final answer
    x = 634,447,563.75

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1.5x scale

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.