Home / 672,167,922.90-1,008,251,884.35-263,088,114.90

Finding the Fourth Proportional to 672,167,922.90, 1,008,251,884.35 and 263,088,114.90

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Solution

The fourth proportional to 672,167,922.90, 1,008,251,884.35 and 263,088,114.90 is: 394,632,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,167,922.90 : 1,008,251,884.35 = 263,088,114.90 : x
  2. Step 2: Convert to fraction form
    672,167,922.90/1,008,251,884.35 = 263,088,114.90/x
  3. Step 3: Cross multiply
    672,167,922.90x = 1,008,251,884.35 × 263,088,114.90
  4. Step 4: Simplify right side
    672,167,922.90x = 265,259,087,598,014,336
  5. Step 5: Solve for x
    x = 265,259,087,598,014,336/672,167,922.90
  6. Step 6: Final answer
    x = 394,632,172.35

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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.