Home / 307,086,474.88-460,705,283.52-216,387,210.88

Finding the Fourth Proportional to 307,086,474.88, 460,705,283.52 and 216,387,210.88

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Solution

The fourth proportional to 307,086,474.88, 460,705,283.52 and 216,387,210.88 is: 324,634,067.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,086,474.88 : 460,705,283.52 = 216,387,210.88 : x
  2. Step 2: Convert to fraction form
    307,086,474.88/460,705,283.52 = 216,387,210.88/x
  3. Step 3: Cross multiply
    307,086,474.88x = 460,705,283.52 × 216,387,210.88
  4. Step 4: Simplify right side
    307,086,474.88x = 99,690,731,338,572,416
  5. Step 5: Solve for x
    x = 99,690,731,338,572,416/307,086,474.88
  6. Step 6: Final answer
    x = 324,634,067.25

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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.