Home / 18,919,152,679.93-26,096,128,729.12-12,134,224,362.04

Finding the Fourth Proportional to 18,919,152,679.93, 26,096,128,729.12 and 12,134,224,362.04

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Solution

The fourth proportional to 18,919,152,679.93, 26,096,128,729.12 and 12,134,224,362.04 is: 16,737,339,474.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,919,152,679.93 : 26,096,128,729.12 = 12,134,224,362.04 : x
  2. Step 2: Convert to fraction form
    18,919,152,679.93/26,096,128,729.12 = 12,134,224,362.04/x
  3. Step 3: Cross multiply
    18,919,152,679.93x = 26,096,128,729.12 × 12,134,224,362.04
  4. Step 4: Simplify right side
    18,919,152,679.93x = 316,656,280,979,934,543,872
  5. Step 5: Solve for x
    x = 316,656,280,979,934,543,872/18,919,152,679.93
  6. Step 6: Final answer
    x = 16,737,339,474.82

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Double scale
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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.