Home / 10,796,040,129.40-16,194,060,194.10-8,619,257,793.40

Finding the Fourth Proportional to 10,796,040,129.40, 16,194,060,194.10 and 8,619,257,793.40

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Solution

The fourth proportional to 10,796,040,129.40, 16,194,060,194.10 and 8,619,257,793.40 is: 12,928,886,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,796,040,129.40 : 16,194,060,194.10 = 8,619,257,793.40 : x
  2. Step 2: Convert to fraction form
    10,796,040,129.40/16,194,060,194.10 = 8,619,257,793.40/x
  3. Step 3: Cross multiply
    10,796,040,129.40x = 16,194,060,194.10 × 8,619,257,793.40
  4. Step 4: Simplify right side
    10,796,040,129.40x = 139,580,779,534,785,134,592
  5. Step 5: Solve for x
    x = 139,580,779,534,785,134,592/10,796,040,129.40
  6. Step 6: Final answer
    x = 12,928,886,690.10

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Double scale
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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.