Home / 352,108,310.40-528,560,596.80-208,582,012.80

Finding the Fourth Proportional to 352,108,310.40, 528,560,596.80 and 208,582,012.80

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Solution

The fourth proportional to 352,108,310.40, 528,560,596.80 and 208,582,012.80 is: 313,108,864.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,108,310.40 : 528,560,596.80 = 208,582,012.80 : x
  2. Step 2: Convert to fraction form
    352,108,310.40/528,560,596.80 = 208,582,012.80/x
  3. Step 3: Cross multiply
    352,108,310.40x = 528,560,596.80 × 208,582,012.80
  4. Step 4: Simplify right side
    352,108,310.40x = 110,248,233,167,313,248
  5. Step 5: Solve for x
    x = 110,248,233,167,313,248/352,108,310.40
  6. Step 6: Final answer
    x = 313,108,864.26

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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.