Home / 330,804,640.40-496,206,960.60-238,971,635.60

Finding the Fourth Proportional to 330,804,640.40, 496,206,960.60 and 238,971,635.60

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Solution

The fourth proportional to 330,804,640.40, 496,206,960.60 and 238,971,635.60 is: 358,457,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,804,640.40 : 496,206,960.60 = 238,971,635.60 : x
  2. Step 2: Convert to fraction form
    330,804,640.40/496,206,960.60 = 238,971,635.60/x
  3. Step 3: Cross multiply
    330,804,640.40x = 496,206,960.60 × 238,971,635.60
  4. Step 4: Simplify right side
    330,804,640.40x = 118,579,388,970,686,768
  5. Step 5: Solve for x
    x = 118,579,388,970,686,768/330,804,640.40
  6. Step 6: Final answer
    x = 358,457,453.40

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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.