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Finding the Third Proportional to 75,779,104 and 105,579,120

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Solution

The third proportional to 75,779,104 and 105,579,120 is: 147,097,946.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,779,104 : 105,579,120 = 105,579,120 : x
  2. Step 2: Convert to fraction form
    75,779,104/105,579,120 = 105,579,120/x
  3. Step 3: Cross multiply
    75,779,104x = 105,579,120 × 105,579,120
  4. Step 4: Simplify right side
    75,779,104x = 11,146,950,579,974,400
  5. Step 5: Solve for x
    x = 11,146,950,579,974,400/75,779,104
  6. Step 6: Final answer
    x = 147,097,946.42

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.