Home / 352,453,043.12-528,620,926.16-106,751,261.28

Finding the Fourth Proportional to 352,453,043.12, 528,620,926.16 and 106,751,261.28

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Solution

The fourth proportional to 352,453,043.12, 528,620,926.16 and 106,751,261.28 is: 160,109,131.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,453,043.12 : 528,620,926.16 = 106,751,261.28 : x
  2. Step 2: Convert to fraction form
    352,453,043.12/528,620,926.16 = 106,751,261.28/x
  3. Step 3: Cross multiply
    352,453,043.12x = 528,620,926.16 × 106,751,261.28
  4. Step 4: Simplify right side
    352,453,043.12x = 56,430,950,606,581,752
  5. Step 5: Solve for x
    x = 56,430,950,606,581,752/352,453,043.12
  6. Step 6: Final answer
    x = 160,109,131.44

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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.