Home / 12,277,819,139.80-18,416,728,709.70-6,698,964,098.20

Finding the Fourth Proportional to 12,277,819,139.80, 18,416,728,709.70 and 6,698,964,098.20

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Solution

The fourth proportional to 12,277,819,139.80, 18,416,728,709.70 and 6,698,964,098.20 is: 10,048,446,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,277,819,139.80 : 18,416,728,709.70 = 6,698,964,098.20 : x
  2. Step 2: Convert to fraction form
    12,277,819,139.80/18,416,728,709.70 = 6,698,964,098.20/x
  3. Step 3: Cross multiply
    12,277,819,139.80x = 18,416,728,709.70 × 6,698,964,098.20
  4. Step 4: Simplify right side
    12,277,819,139.80x = 123,373,004,432,569,516,032
  5. Step 5: Solve for x
    x = 123,373,004,432,569,516,032/12,277,819,139.80
  6. Step 6: Final answer
    x = 10,048,446,147.30

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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.