Home / 352,221,694.22-528,151,498.48-186,314,418.80

Finding the Fourth Proportional to 352,221,694.22, 528,151,498.48 and 186,314,418.80

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Solution

The fourth proportional to 352,221,694.22, 528,151,498.48 and 186,314,418.80 is: 279,375,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,221,694.22 : 528,151,498.48 = 186,314,418.80 : x
  2. Step 2: Convert to fraction form
    352,221,694.22/528,151,498.48 = 186,314,418.80/x
  3. Step 3: Cross multiply
    352,221,694.22x = 528,151,498.48 × 186,314,418.80
  4. Step 4: Simplify right side
    352,221,694.22x = 98,402,239,477,650,288
  5. Step 5: Solve for x
    x = 98,402,239,477,650,288/352,221,694.22
  6. Step 6: Final answer
    x = 279,375,862.11

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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.