Home / 234,999,520.40-352,499,280.60-186,626,579.60

Finding the Fourth Proportional to 234,999,520.40, 352,499,280.60 and 186,626,579.60

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Solution

The fourth proportional to 234,999,520.40, 352,499,280.60 and 186,626,579.60 is: 279,939,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,999,520.40 : 352,499,280.60 = 186,626,579.60 : x
  2. Step 2: Convert to fraction form
    234,999,520.40/352,499,280.60 = 186,626,579.60/x
  3. Step 3: Cross multiply
    234,999,520.40x = 352,499,280.60 × 186,626,579.60
  4. Step 4: Simplify right side
    234,999,520.40x = 65,785,735,049,838,640
  5. Step 5: Solve for x
    x = 65,785,735,049,838,640/234,999,520.40
  6. Step 6: Final answer
    x = 279,939,869.40

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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.