Home / 598,793,896.20-898,190,844.30-392,169,635.40

Finding the Fourth Proportional to 598,793,896.20, 898,190,844.30 and 392,169,635.40

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Solution

The fourth proportional to 598,793,896.20, 898,190,844.30 and 392,169,635.40 is: 588,254,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,793,896.20 : 898,190,844.30 = 392,169,635.40 : x
  2. Step 2: Convert to fraction form
    598,793,896.20/898,190,844.30 = 392,169,635.40/x
  3. Step 3: Cross multiply
    598,793,896.20x = 898,190,844.30 × 392,169,635.40
  4. Step 4: Simplify right side
    598,793,896.20x = 352,243,175,928,749,120
  5. Step 5: Solve for x
    x = 352,243,175,928,749,120/598,793,896.20
  6. Step 6: Final answer
    x = 588,254,453.10

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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.