Home / 163,313,387.79-225,371,795.47-88,973,716.90

Finding the Fourth Proportional to 163,313,387.79, 225,371,795.47 and 88,973,716.90

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Solution

The fourth proportional to 163,313,387.79, 225,371,795.47 and 88,973,716.90 is: 122,783,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,313,387.79 : 225,371,795.47 = 88,973,716.90 : x
  2. Step 2: Convert to fraction form
    163,313,387.79/225,371,795.47 = 88,973,716.90/x
  3. Step 3: Cross multiply
    163,313,387.79x = 225,371,795.47 × 88,973,716.90
  4. Step 4: Simplify right side
    163,313,387.79x = 20,052,166,327,278,968
  5. Step 5: Solve for x
    x = 20,052,166,327,278,968/163,313,387.79
  6. Step 6: Final answer
    x = 122,783,359.03

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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.