Home / 294,965,043.40-442,468,822.74-113,212,221.40

Finding the Fourth Proportional to 294,965,043.40, 442,468,822.74 and 113,212,221.40

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Solution

The fourth proportional to 294,965,043.40, 442,468,822.74 and 113,212,221.40 is: 169,826,491.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,965,043.40 : 442,468,822.74 = 113,212,221.40 : x
  2. Step 2: Convert to fraction form
    294,965,043.40/442,468,822.74 = 113,212,221.40/x
  3. Step 3: Cross multiply
    294,965,043.40x = 442,468,822.74 × 113,212,221.40
  4. Step 4: Simplify right side
    294,965,043.40x = 50,092,878,322,638,240
  5. Step 5: Solve for x
    x = 50,092,878,322,638,240/294,965,043.40
  6. Step 6: Final answer
    x = 169,826,491.12

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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.