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Finding the Third Proportional to 79,344,752.34 and 122,554,509.89

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Solution

The third proportional to 79,344,752.34 and 122,554,509.89 is: 189,295,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,344,752.34 : 122,554,509.89 = 122,554,509.89 : x
  2. Step 2: Convert to fraction form
    79,344,752.34/122,554,509.89 = 122,554,509.89/x
  3. Step 3: Cross multiply
    79,344,752.34x = 122,554,509.89 × 122,554,509.89
  4. Step 4: Simplify right side
    79,344,752.34x = 15,019,607,894,530,074
  5. Step 5: Solve for x
    x = 15,019,607,894,530,074/79,344,752.34
  6. Step 6: Final answer
    x = 189,295,541.93

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.