Home / 127,756,222.40-191,662,327.20-41,479,947.20

Finding the Fourth Proportional to 127,756,222.40, 191,662,327.20 and 41,479,947.20

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Solution

The fourth proportional to 127,756,222.40, 191,662,327.20 and 41,479,947.20 is: 62,229,009.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,756,222.40 : 191,662,327.20 = 41,479,947.20 : x
  2. Step 2: Convert to fraction form
    127,756,222.40/191,662,327.20 = 41,479,947.20/x
  3. Step 3: Cross multiply
    127,756,222.40x = 191,662,327.20 × 41,479,947.20
  4. Step 4: Simplify right side
    127,756,222.40x = 7,950,143,212,485,124
  5. Step 5: Solve for x
    x = 7,950,143,212,485,124/127,756,222.40
  6. Step 6: Final answer
    x = 62,229,009.77

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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.