Home / 215,621,241.16-297,578,320.37-127,543,614.37

Finding the Fourth Proportional to 215,621,241.16, 297,578,320.37 and 127,543,614.37

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Solution

The fourth proportional to 215,621,241.16, 297,578,320.37 and 127,543,614.37 is: 176,022,614.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,621,241.16 : 297,578,320.37 = 127,543,614.37 : x
  2. Step 2: Convert to fraction form
    215,621,241.16/297,578,320.37 = 127,543,614.37/x
  3. Step 3: Cross multiply
    215,621,241.16x = 297,578,320.37 × 127,543,614.37
  4. Step 4: Simplify right side
    215,621,241.16x = 37,954,214,536,974,560
  5. Step 5: Solve for x
    x = 37,954,214,536,974,560/215,621,241.16
  6. Step 6: Final answer
    x = 176,022,614.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.