Home / 450,055,485.20-675,109,353.72-173,708,234.96

Finding the Fourth Proportional to 450,055,485.20, 675,109,353.72 and 173,708,234.96

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Solution

The fourth proportional to 450,055,485.20, 675,109,353.72 and 173,708,234.96 is: 260,572,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,055,485.20 : 675,109,353.72 = 173,708,234.96 : x
  2. Step 2: Convert to fraction form
    450,055,485.20/675,109,353.72 = 173,708,234.96/x
  3. Step 3: Cross multiply
    450,055,485.20x = 675,109,353.72 × 173,708,234.96
  4. Step 4: Simplify right side
    450,055,485.20x = 117,272,054,239,687,520
  5. Step 5: Solve for x
    x = 117,272,054,239,687,520/450,055,485.20
  6. Step 6: Final answer
    x = 260,572,436.28

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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.