Home / 284,957,600,291.38-427,508,750,003.01-131,912,826,368.86

Finding the Fourth Proportional to 284,957,600,291.38, 427,508,750,003.01 and 131,912,826,368.86

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Solution

The fourth proportional to 284,957,600,291.38, 427,508,750,003.01 and 131,912,826,368.86 is: 197,902,731,678.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,957,600,291.38 : 427,508,750,003.01 = 131,912,826,368.86 : x
  2. Step 2: Convert to fraction form
    284,957,600,291.38/427,508,750,003.01 = 131,912,826,368.86/x
  3. Step 3: Cross multiply
    284,957,600,291.38x = 427,508,750,003.01 × 131,912,826,368.86
  4. Step 4: Simplify right side
    284,957,600,291.38x = 56,393,887,510,315,434,770,432
  5. Step 5: Solve for x
    x = 56,393,887,510,315,434,770,432/284,957,600,291.38
  6. Step 6: Final answer
    x = 197,902,731,678.86

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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.