Home / 218,958,559.48-302,150,518.08-119,839,104.92

Finding the Fourth Proportional to 218,958,559.48, 302,150,518.08 and 119,839,104.92

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Solution

The fourth proportional to 218,958,559.48, 302,150,518.08 and 119,839,104.92 is: 165,371,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,958,559.48 : 302,150,518.08 = 119,839,104.92 : x
  2. Step 2: Convert to fraction form
    218,958,559.48/302,150,518.08 = 119,839,104.92/x
  3. Step 3: Cross multiply
    218,958,559.48x = 302,150,518.08 × 119,839,104.92
  4. Step 4: Simplify right side
    218,958,559.48x = 36,209,447,637,821,472
  5. Step 5: Solve for x
    x = 36,209,447,637,821,472/218,958,559.48
  6. Step 6: Final answer
    x = 165,371,236.11

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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.