Home / 10,796,040,130.40-16,194,060,195.60-8,619,257,794.40

Finding the Fourth Proportional to 10,796,040,130.40, 16,194,060,195.60 and 8,619,257,794.40

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Solution

The fourth proportional to 10,796,040,130.40, 16,194,060,195.60 and 8,619,257,794.40 is: 12,928,886,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,796,040,130.40 : 16,194,060,195.60 = 8,619,257,794.40 : x
  2. Step 2: Convert to fraction form
    10,796,040,130.40/16,194,060,195.60 = 8,619,257,794.40/x
  3. Step 3: Cross multiply
    10,796,040,130.40x = 16,194,060,195.60 × 8,619,257,794.40
  4. Step 4: Simplify right side
    10,796,040,130.40x = 139,580,779,563,908,087,808
  5. Step 5: Solve for x
    x = 139,580,779,563,908,087,808/10,796,040,130.40
  6. Step 6: Final answer
    x = 12,928,886,691.60

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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.