Home / 101,116,932.34-139,541,319.39-57,073,168.98

Finding the Fourth Proportional to 101,116,932.34, 139,541,319.39 and 57,073,168.98

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Solution

The fourth proportional to 101,116,932.34, 139,541,319.39 and 57,073,168.98 is: 78,760,946.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,116,932.34 : 139,541,319.39 = 57,073,168.98 : x
  2. Step 2: Convert to fraction form
    101,116,932.34/139,541,319.39 = 57,073,168.98/x
  3. Step 3: Cross multiply
    101,116,932.34x = 139,541,319.39 × 57,073,168.98
  4. Step 4: Simplify right side
    101,116,932.34x = 7,964,065,301,237,619
  5. Step 5: Solve for x
    x = 7,964,065,301,237,619/101,116,932.34
  6. Step 6: Final answer
    x = 78,760,946.53

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