Home / 664,301,714.40-996,452,571.60-492,114,830.40

Finding the Fourth Proportional to 664,301,714.40, 996,452,571.60 and 492,114,830.40

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Solution

The fourth proportional to 664,301,714.40, 996,452,571.60 and 492,114,830.40 is: 738,172,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,301,714.40 : 996,452,571.60 = 492,114,830.40 : x
  2. Step 2: Convert to fraction form
    664,301,714.40/996,452,571.60 = 492,114,830.40/x
  3. Step 3: Cross multiply
    664,301,714.40x = 996,452,571.60 × 492,114,830.40
  4. Step 4: Simplify right side
    664,301,714.40x = 490,369,088,274,577,856
  5. Step 5: Solve for x
    x = 490,369,088,274,577,856/664,301,714.40
  6. Step 6: Final answer
    x = 738,172,245.60

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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.