Home / 14,289,610,179.62-19,719,678,396.48-7,945,841,809.87

Finding the Fourth Proportional to 14,289,610,179.62, 19,719,678,396.48 and 7,945,841,809.87

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Solution

The fourth proportional to 14,289,610,179.62, 19,719,678,396.48 and 7,945,841,809.87 is: 10,965,270,788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289,610,179.62 : 19,719,678,396.48 = 7,945,841,809.87 : x
  2. Step 2: Convert to fraction form
    14,289,610,179.62/19,719,678,396.48 = 7,945,841,809.87/x
  3. Step 3: Cross multiply
    14,289,610,179.62x = 19,719,678,396.48 × 7,945,841,809.87
  4. Step 4: Simplify right side
    14,289,610,179.62x = 156,689,445,079,891,673,088
  5. Step 5: Solve for x
    x = 156,689,445,079,891,673,088/14,289,610,179.62
  6. Step 6: Final answer
    x = 10,965,270,788.38

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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.