Home / 423,952,004.40-635,928,006.60-332,118,999.60

Finding the Fourth Proportional to 423,952,004.40, 635,928,006.60 and 332,118,999.60

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Solution

The fourth proportional to 423,952,004.40, 635,928,006.60 and 332,118,999.60 is: 498,178,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,952,004.40 : 635,928,006.60 = 332,118,999.60 : x
  2. Step 2: Convert to fraction form
    423,952,004.40/635,928,006.60 = 332,118,999.60/x
  3. Step 3: Cross multiply
    423,952,004.40x = 635,928,006.60 × 332,118,999.60
  4. Step 4: Simplify right side
    423,952,004.40x = 211,203,773,369,614,208
  5. Step 5: Solve for x
    x = 211,203,773,369,614,208/423,952,004.40
  6. Step 6: Final answer
    x = 498,178,499.40

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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.