Home / 300,140,027.09-450,129,045.09-106,025,887.43

Finding the Fourth Proportional to 300,140,027.09, 450,129,045.09 and 106,025,887.43

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Solution

The fourth proportional to 300,140,027.09, 450,129,045.09 and 106,025,887.43 is: 159,010,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,140,027.09 : 450,129,045.09 = 106,025,887.43 : x
  2. Step 2: Convert to fraction form
    300,140,027.09/450,129,045.09 = 106,025,887.43/x
  3. Step 3: Cross multiply
    300,140,027.09x = 450,129,045.09 × 106,025,887.43
  4. Step 4: Simplify right side
    300,140,027.09x = 47,725,331,463,685,736
  5. Step 5: Solve for x
    x = 47,725,331,463,685,736/300,140,027.09
  6. Step 6: Final answer
    x = 159,010,219.08

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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.