Home / 116,159,435.37-160,309,390.68-66,604,419.45

Finding the Fourth Proportional to 116,159,435.37, 160,309,390.68 and 66,604,419.45

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Solution

The fourth proportional to 116,159,435.37, 160,309,390.68 and 66,604,419.45 is: 91,919,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,159,435.37 : 160,309,390.68 = 66,604,419.45 : x
  2. Step 2: Convert to fraction form
    116,159,435.37/160,309,390.68 = 66,604,419.45/x
  3. Step 3: Cross multiply
    116,159,435.37x = 160,309,390.68 × 66,604,419.45
  4. Step 4: Simplify right side
    116,159,435.37x = 10,677,313,898,624,642
  5. Step 5: Solve for x
    x = 10,677,313,898,624,642/116,159,435.37
  6. Step 6: Final answer
    x = 91,919,471.41

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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.