Home / 18,191,569,223.40-27,287,353,835.10-11,120,427,853.80

Finding the Fourth Proportional to 18,191,569,223.40, 27,287,353,835.10 and 11,120,427,853.80

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Solution

The fourth proportional to 18,191,569,223.40, 27,287,353,835.10 and 11,120,427,853.80 is: 16,680,641,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,569,223.40 : 27,287,353,835.10 = 11,120,427,853.80 : x
  2. Step 2: Convert to fraction form
    18,191,569,223.40/27,287,353,835.10 = 11,120,427,853.80/x
  3. Step 3: Cross multiply
    18,191,569,223.40x = 27,287,353,835.10 × 11,120,427,853.80
  4. Step 4: Simplify right side
    18,191,569,223.40x = 303,447,049,644,342,247,424
  5. Step 5: Solve for x
    x = 303,447,049,644,342,247,424/18,191,569,223.40
  6. Step 6: Final answer
    x = 16,680,641,780.70

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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.