Home / 245,079,140.60-367,618,710.90-218,294,514.20

Finding the Fourth Proportional to 245,079,140.60, 367,618,710.90 and 218,294,514.20

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Solution

The fourth proportional to 245,079,140.60, 367,618,710.90 and 218,294,514.20 is: 327,441,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,079,140.60 : 367,618,710.90 = 218,294,514.20 : x
  2. Step 2: Convert to fraction form
    245,079,140.60/367,618,710.90 = 218,294,514.20/x
  3. Step 3: Cross multiply
    245,079,140.60x = 367,618,710.90 × 218,294,514.20
  4. Step 4: Simplify right side
    245,079,140.60x = 80,249,147,906,745,728
  5. Step 5: Solve for x
    x = 80,249,147,906,745,728/245,079,140.60
  6. Step 6: Final answer
    x = 327,441,771.30

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1.5x scale

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.