Home / 1,082,457,326.55-1,493,791,110.21-587,420,035.05

Finding the Fourth Proportional to 1,082,457,326.55, 1,493,791,110.21 and 587,420,035.05

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Solution

The fourth proportional to 1,082,457,326.55, 1,493,791,110.21 and 587,420,035.05 is: 810,639,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,457,326.55 : 1,493,791,110.21 = 587,420,035.05 : x
  2. Step 2: Convert to fraction form
    1,082,457,326.55/1,493,791,110.21 = 587,420,035.05/x
  3. Step 3: Cross multiply
    1,082,457,326.55x = 1,493,791,110.21 × 587,420,035.05
  4. Step 4: Simplify right side
    1,082,457,326.55x = 877,482,826,313,027,200
  5. Step 5: Solve for x
    x = 877,482,826,313,027,200/1,082,457,326.55
  6. Step 6: Final answer
    x = 810,639,648.13

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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.