Home / 119,629,450.66-179,476,074.74-42,953,143.18

Finding the Fourth Proportional to 119,629,450.66, 179,476,074.74 and 42,953,143.18

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Solution

The fourth proportional to 119,629,450.66, 179,476,074.74 and 42,953,143.18 is: 64,441,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,629,450.66 : 179,476,074.74 = 42,953,143.18 : x
  2. Step 2: Convert to fraction form
    119,629,450.66/179,476,074.74 = 42,953,143.18/x
  3. Step 3: Cross multiply
    119,629,450.66x = 179,476,074.74 × 42,953,143.18
  4. Step 4: Simplify right side
    119,629,450.66x = 7,709,061,535,691,602
  5. Step 5: Solve for x
    x = 7,709,061,535,691,602/119,629,450.66
  6. Step 6: Final answer
    x = 64,441,168.07

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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.