Home / 352,453,049.78-528,620,936.28-106,751,267.93

Finding the Fourth Proportional to 352,453,049.78, 528,620,936.28 and 106,751,267.93

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Solution

The fourth proportional to 352,453,049.78, 528,620,936.28 and 106,751,267.93 is: 160,109,141.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,453,049.78 : 528,620,936.28 = 106,751,267.93 : x
  2. Step 2: Convert to fraction form
    352,453,049.78/528,620,936.28 = 106,751,267.93/x
  3. Step 3: Cross multiply
    352,453,049.78x = 528,620,936.28 × 106,751,267.93
  4. Step 4: Simplify right side
    352,453,049.78x = 56,430,955,199,590,632
  5. Step 5: Solve for x
    x = 56,430,955,199,590,632/352,453,049.78
  6. Step 6: Final answer
    x = 160,109,141.45

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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.