Home / 354,296,543.40-531,444,815.10-224,518,651.20

Finding the Fourth Proportional to 354,296,543.40, 531,444,815.10 and 224,518,651.20

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Solution

The fourth proportional to 354,296,543.40, 531,444,815.10 and 224,518,651.20 is: 336,777,976.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,296,543.40 : 531,444,815.10 = 224,518,651.20 : x
  2. Step 2: Convert to fraction form
    354,296,543.40/531,444,815.10 = 224,518,651.20/x
  3. Step 3: Cross multiply
    354,296,543.40x = 531,444,815.10 × 224,518,651.20
  4. Step 4: Simplify right side
    354,296,543.40x = 119,319,273,073,485,392
  5. Step 5: Solve for x
    x = 119,319,273,073,485,392/354,296,543.40
  6. Step 6: Final answer
    x = 336,777,976.80

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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.