Home / 134,389,989.60-201,622,309.20-57,749,733.60

Finding the Fourth Proportional to 134,389,989.60, 201,622,309.20 and 57,749,733.60

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Solution

The fourth proportional to 134,389,989.60, 201,622,309.20 and 57,749,733.60 is: 86,640,639.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,389,989.60 : 201,622,309.20 = 57,749,733.60 : x
  2. Step 2: Convert to fraction form
    134,389,989.60/201,622,309.20 = 57,749,733.60/x
  3. Step 3: Cross multiply
    134,389,989.60x = 201,622,309.20 × 57,749,733.60
  4. Step 4: Simplify right side
    134,389,989.60x = 11,643,634,644,116,828
  5. Step 5: Solve for x
    x = 11,643,634,644,116,828/134,389,989.60
  6. Step 6: Final answer
    x = 86,640,639.52

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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.