Home / 1,082,457,328.54-1,493,791,112.96-587,420,037.04

Finding the Fourth Proportional to 1,082,457,328.54, 1,493,791,112.96 and 587,420,037.04

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Solution

The fourth proportional to 1,082,457,328.54, 1,493,791,112.96 and 587,420,037.04 is: 810,639,650.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,457,328.54 : 1,493,791,112.96 = 587,420,037.04 : x
  2. Step 2: Convert to fraction form
    1,082,457,328.54/1,493,791,112.96 = 587,420,037.04/x
  3. Step 3: Cross multiply
    1,082,457,328.54x = 1,493,791,112.96 × 587,420,037.04
  4. Step 4: Simplify right side
    1,082,457,328.54x = 877,482,830,904,985,984
  5. Step 5: Solve for x
    x = 877,482,830,904,985,984/1,082,457,328.54
  6. Step 6: Final answer
    x = 810,639,650.88

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Double scale
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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.