Home / 219,180,111.14-302,353,879.47-135,521,499.44

Finding the Fourth Proportional to 219,180,111.14, 302,353,879.47 and 135,521,499.44

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Solution

The fourth proportional to 219,180,111.14, 302,353,879.47 and 135,521,499.44 is: 186,948,765.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,180,111.14 : 302,353,879.47 = 135,521,499.44 : x
  2. Step 2: Convert to fraction form
    219,180,111.14/302,353,879.47 = 135,521,499.44/x
  3. Step 3: Cross multiply
    219,180,111.14x = 302,353,879.47 × 135,521,499.44
  4. Step 4: Simplify right side
    219,180,111.14x = 40,975,451,107,275,432
  5. Step 5: Solve for x
    x = 40,975,451,107,275,432/219,180,111.14
  6. Step 6: Final answer
    x = 186,948,765.08

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1.5x scale

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.