Home / 3,427,139,715.91-5,141,061,807.28-1,186,183,365.54

Finding the Fourth Proportional to 3,427,139,715.91, 5,141,061,807.28 and 1,186,183,365.54

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Solution

The fourth proportional to 3,427,139,715.91, 5,141,061,807.28 and 1,186,183,365.54 is: 1,779,396,961.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,139,715.91 : 5,141,061,807.28 = 1,186,183,365.54 : x
  2. Step 2: Convert to fraction form
    3,427,139,715.91/5,141,061,807.28 = 1,186,183,365.54/x
  3. Step 3: Cross multiply
    3,427,139,715.91x = 5,141,061,807.28 × 1,186,183,365.54
  4. Step 4: Simplify right side
    3,427,139,715.91x = 6,098,241,997,002,613,760
  5. Step 5: Solve for x
    x = 6,098,241,997,002,613,760/3,427,139,715.91
  6. Step 6: Final answer
    x = 1,779,396,961.47

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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.