Home / 499,025,656.98-748,379,293.00-171,422,174.04

Finding the Fourth Proportional to 499,025,656.98, 748,379,293.00 and 171,422,174.04

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Solution

The fourth proportional to 499,025,656.98, 748,379,293.00 and 171,422,174.04 is: 257,078,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,025,656.98 : 748,379,293.00 = 171,422,174.04 : x
  2. Step 2: Convert to fraction form
    499,025,656.98/748,379,293.00 = 171,422,174.04/x
  3. Step 3: Cross multiply
    499,025,656.98x = 748,379,293.00 × 171,422,174.04
  4. Step 4: Simplify right side
    499,025,656.98x = 128,288,805,409,343,168
  5. Step 5: Solve for x
    x = 128,288,805,409,343,168/499,025,656.98
  6. Step 6: Final answer
    x = 257,078,576.25

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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.