Home / 301,006,130.20-451,509,195.30-269,438,534.80

Finding the Fourth Proportional to 301,006,130.20, 451,509,195.30 and 269,438,534.80

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Solution

The fourth proportional to 301,006,130.20, 451,509,195.30 and 269,438,534.80 is: 404,157,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,006,130.20 : 451,509,195.30 = 269,438,534.80 : x
  2. Step 2: Convert to fraction form
    301,006,130.20/451,509,195.30 = 269,438,534.80/x
  3. Step 3: Cross multiply
    301,006,130.20x = 451,509,195.30 × 269,438,534.80
  4. Step 4: Simplify right side
    301,006,130.20x = 121,653,976,030,359,056
  5. Step 5: Solve for x
    x = 121,653,976,030,359,056/301,006,130.20
  6. Step 6: Final answer
    x = 404,157,802.20

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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.