Home / 590,077,540.80-885,116,311.20-317,979,748.80

Finding the Fourth Proportional to 590,077,540.80, 885,116,311.20 and 317,979,748.80

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Solution

The fourth proportional to 590,077,540.80, 885,116,311.20 and 317,979,748.80 is: 476,969,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,077,540.80 : 885,116,311.20 = 317,979,748.80 : x
  2. Step 2: Convert to fraction form
    590,077,540.80/885,116,311.20 = 317,979,748.80/x
  3. Step 3: Cross multiply
    590,077,540.80x = 885,116,311.20 × 317,979,748.80
  4. Step 4: Simplify right side
    590,077,540.80x = 281,449,062,294,158,656
  5. Step 5: Solve for x
    x = 281,449,062,294,158,656/590,077,540.80
  6. Step 6: Final answer
    x = 476,969,623.20

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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.