Home / 245,855,109.20-368,801,326.20-73,318,456.40

Finding the Fourth Proportional to 245,855,109.20, 368,801,326.20 and 73,318,456.40

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Solution

The fourth proportional to 245,855,109.20, 368,801,326.20 and 73,318,456.40 is: 109,983,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,855,109.20 : 368,801,326.20 = 73,318,456.40 : x
  2. Step 2: Convert to fraction form
    245,855,109.20/368,801,326.20 = 73,318,456.40/x
  3. Step 3: Cross multiply
    245,855,109.20x = 368,801,326.20 × 73,318,456.40
  4. Step 4: Simplify right side
    245,855,109.20x = 27,039,943,955,256,880
  5. Step 5: Solve for x
    x = 27,039,943,955,256,880/245,855,109.20
  6. Step 6: Final answer
    x = 109,983,250.07

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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.