Home / 291,362,606.20-436,980,923.70-127,600,046.20

Finding the Fourth Proportional to 291,362,606.20, 436,980,923.70 and 127,600,046.20

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Solution

The fourth proportional to 291,362,606.20, 436,980,923.70 and 127,600,046.20 is: 191,372,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,362,606.20 : 436,980,923.70 = 127,600,046.20 : x
  2. Step 2: Convert to fraction form
    291,362,606.20/436,980,923.70 = 127,600,046.20/x
  3. Step 3: Cross multiply
    291,362,606.20x = 436,980,923.70 × 127,600,046.20
  4. Step 4: Simplify right side
    291,362,606.20x = 55,758,786,052,638,672
  5. Step 5: Solve for x
    x = 55,758,786,052,638,672/291,362,606.20
  6. Step 6: Final answer
    x = 191,372,485.23

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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.