Home / 557,660,743.80-836,491,115.70-335,730,982.20

Finding the Fourth Proportional to 557,660,743.80, 836,491,115.70 and 335,730,982.20

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Solution

The fourth proportional to 557,660,743.80, 836,491,115.70 and 335,730,982.20 is: 503,596,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,660,743.80 : 836,491,115.70 = 335,730,982.20 : x
  2. Step 2: Convert to fraction form
    557,660,743.80/836,491,115.70 = 335,730,982.20/x
  3. Step 3: Cross multiply
    557,660,743.80x = 836,491,115.70 × 335,730,982.20
  4. Step 4: Simplify right side
    557,660,743.80x = 280,835,983,875,534,848
  5. Step 5: Solve for x
    x = 280,835,983,875,534,848/557,660,743.80
  6. Step 6: Final answer
    x = 503,596,473.30

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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.