Home / 498,313,200.80-748,225,628.40-383,427,466.40

Finding the Fourth Proportional to 498,313,200.80, 748,225,628.40 and 383,427,466.40

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Solution

The fourth proportional to 498,313,200.80, 748,225,628.40 and 383,427,466.40 is: 575,722,771.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,313,200.80 : 748,225,628.40 = 383,427,466.40 : x
  2. Step 2: Convert to fraction form
    498,313,200.80/748,225,628.40 = 383,427,466.40/x
  3. Step 3: Cross multiply
    498,313,200.80x = 748,225,628.40 × 383,427,466.40
  4. Step 4: Simplify right side
    498,313,200.80x = 286,890,256,992,959,872
  5. Step 5: Solve for x
    x = 286,890,256,992,959,872/498,313,200.80
  6. Step 6: Final answer
    x = 575,722,771.41

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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.