Home / 8,238,727,155.40-12,348,535,584.30-3,328,176,934.60

Finding the Fourth Proportional to 8,238,727,155.40, 12,348,535,584.30 and 3,328,176,934.60

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Solution

The fourth proportional to 8,238,727,155.40, 12,348,535,584.30 and 3,328,176,934.60 is: 4,988,405,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238,727,155.40 : 12,348,535,584.30 = 3,328,176,934.60 : x
  2. Step 2: Convert to fraction form
    8,238,727,155.40/12,348,535,584.30 = 3,328,176,934.60/x
  3. Step 3: Cross multiply
    8,238,727,155.40x = 12,348,535,584.30 × 3,328,176,934.60
  4. Step 4: Simplify right side
    8,238,727,155.40x = 41,098,111,307,754,586,112
  5. Step 5: Solve for x
    x = 41,098,111,307,754,586,112/8,238,727,155.40
  6. Step 6: Final answer
    x = 4,988,405,433.58

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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.