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Finding the Third Proportional to 58,725,360 and 129,394,656

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Solution

The third proportional to 58,725,360 and 129,394,656 is: 285,106,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,725,360 : 129,394,656 = 129,394,656 : x
  2. Step 2: Convert to fraction form
    58,725,360/129,394,656 = 129,394,656/x
  3. Step 3: Cross multiply
    58,725,360x = 129,394,656 × 129,394,656
  4. Step 4: Simplify right side
    58,725,360x = 16,742,977,001,358,336
  5. Step 5: Solve for x
    x = 16,742,977,001,358,336/58,725,360
  6. Step 6: Final answer
    x = 285,106,417.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.