Home / 245,079,111.60-367,618,667.40-218,294,485.20

Finding the Fourth Proportional to 245,079,111.60, 367,618,667.40 and 218,294,485.20

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Solution

The fourth proportional to 245,079,111.60, 367,618,667.40 and 218,294,485.20 is: 327,441,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,079,111.60 : 367,618,667.40 = 218,294,485.20 : x
  2. Step 2: Convert to fraction form
    245,079,111.60/367,618,667.40 = 218,294,485.20/x
  3. Step 3: Cross multiply
    245,079,111.60x = 367,618,667.40 × 218,294,485.20
  4. Step 4: Simplify right side
    245,079,111.60x = 80,249,127,749,993,008
  5. Step 5: Solve for x
    x = 80,249,127,749,993,008/245,079,111.60
  6. Step 6: Final answer
    x = 327,441,727.80

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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.