Home / 116,945,232.90-175,417,849.35-80,665,527.30

Finding the Fourth Proportional to 116,945,232.90, 175,417,849.35 and 80,665,527.30

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Solution

The fourth proportional to 116,945,232.90, 175,417,849.35 and 80,665,527.30 is: 120,998,290.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,945,232.90 : 175,417,849.35 = 80,665,527.30 : x
  2. Step 2: Convert to fraction form
    116,945,232.90/175,417,849.35 = 80,665,527.30/x
  3. Step 3: Cross multiply
    116,945,232.90x = 175,417,849.35 × 80,665,527.30
  4. Step 4: Simplify right side
    116,945,232.90x = 14,150,173,315,649,712
  5. Step 5: Solve for x
    x = 14,150,173,315,649,712/116,945,232.90
  6. Step 6: Final answer
    x = 120,998,290.95

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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.