Home / 453,291,891.84-678,530,355.84-245,514,245.76

Finding the Fourth Proportional to 453,291,891.84, 678,530,355.84 and 245,514,245.76

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Solution

The fourth proportional to 453,291,891.84, 678,530,355.84 and 245,514,245.76 is: 367,509,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,291,891.84 : 678,530,355.84 = 245,514,245.76 : x
  2. Step 2: Convert to fraction form
    453,291,891.84/678,530,355.84 = 245,514,245.76/x
  3. Step 3: Cross multiply
    453,291,891.84x = 678,530,355.84 × 245,514,245.76
  4. Step 4: Simplify right side
    453,291,891.84x = 166,588,868,539,322,016
  5. Step 5: Solve for x
    x = 166,588,868,539,322,016/453,291,891.84
  6. Step 6: Final answer
    x = 367,509,041.17

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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.