Home / 102,622,835.94-141,619,387.48-55,579,881.60

Finding the Fourth Proportional to 102,622,835.94, 141,619,387.48 and 55,579,881.60

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Solution

The fourth proportional to 102,622,835.94, 141,619,387.48 and 55,579,881.60 is: 76,700,168.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,622,835.94 : 141,619,387.48 = 55,579,881.60 : x
  2. Step 2: Convert to fraction form
    102,622,835.94/141,619,387.48 = 55,579,881.60/x
  3. Step 3: Cross multiply
    102,622,835.94x = 141,619,387.48 × 55,579,881.60
  4. Step 4: Simplify right side
    102,622,835.94x = 7,871,188,788,263,972
  5. Step 5: Solve for x
    x = 7,871,188,788,263,972/102,622,835.94
  6. Step 6: Final answer
    x = 76,700,168.31

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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.