Home / 123,112,324-169,962,813.84-92,161,355.68

Finding the Fourth Proportional to 123,112,324, 169,962,813.84 and 92,161,355.68

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Solution

The fourth proportional to 123,112,324, 169,962,813.84 and 92,161,355.68 is: 127,233,430.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,112,324 : 169,962,813.84 = 92,161,355.68 : x
  2. Step 2: Convert to fraction form
    123,112,324/169,962,813.84 = 92,161,355.68/x
  3. Step 3: Cross multiply
    123,112,324x = 169,962,813.84 × 92,161,355.68
  4. Step 4: Simplify right side
    123,112,324x = 15,664,003,338,681,868
  5. Step 5: Solve for x
    x = 15,664,003,338,681,868/123,112,324
  6. Step 6: Final answer
    x = 127,233,430.66

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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.