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Finding the Third Proportional to 3,128,004,682.50 and 4,721,095,797

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Solution

The third proportional to 3,128,004,682.50 and 4,721,095,797 is: 7,125,547,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,004,682.50 : 4,721,095,797 = 4,721,095,797 : x
  2. Step 2: Convert to fraction form
    3,128,004,682.50/4,721,095,797 = 4,721,095,797/x
  3. Step 3: Cross multiply
    3,128,004,682.50x = 4,721,095,797 × 4,721,095,797
  4. Step 4: Simplify right side
    3,128,004,682.50x = 22,288,745,524,451,065,856
  5. Step 5: Solve for x
    x = 22,288,745,524,451,065,856/3,128,004,682.50
  6. Step 6: Final answer
    x = 7,125,547,365.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.