Home / 202,871,985.98-279,969,588.77-114,764,216.54

Finding the Fourth Proportional to 202,871,985.98, 279,969,588.77 and 114,764,216.54

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Solution

The fourth proportional to 202,871,985.98, 279,969,588.77 and 114,764,216.54 is: 158,378,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,871,985.98 : 279,969,588.77 = 114,764,216.54 : x
  2. Step 2: Convert to fraction form
    202,871,985.98/279,969,588.77 = 114,764,216.54/x
  3. Step 3: Cross multiply
    202,871,985.98x = 279,969,588.77 × 114,764,216.54
  4. Step 4: Simplify right side
    202,871,985.98x = 32,130,490,508,241,360
  5. Step 5: Solve for x
    x = 32,130,490,508,241,360/202,871,985.98
  6. Step 6: Final answer
    x = 158,378,153.37

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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.