Home / 219,360,018.11-302,540,315.36-192,841,673.54

Finding the Fourth Proportional to 219,360,018.11, 302,540,315.36 and 192,841,673.54

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Solution

The fourth proportional to 219,360,018.11, 302,540,315.36 and 192,841,673.54 is: 265,966,338.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,360,018.11 : 302,540,315.36 = 192,841,673.54 : x
  2. Step 2: Convert to fraction form
    219,360,018.11/302,540,315.36 = 192,841,673.54/x
  3. Step 3: Cross multiply
    219,360,018.11x = 302,540,315.36 × 192,841,673.54
  4. Step 4: Simplify right side
    219,360,018.11x = 58,342,380,724,864,864
  5. Step 5: Solve for x
    x = 58,342,380,724,864,864/219,360,018.11
  6. Step 6: Final answer
    x = 265,966,338.03

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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.