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Finding the Third Proportional to 702,939,130.88 and 1,511,668,235.81

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Solution

The third proportional to 702,939,130.88 and 1,511,668,235.81 is: 3,250,837,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,939,130.88 : 1,511,668,235.81 = 1,511,668,235.81 : x
  2. Step 2: Convert to fraction form
    702,939,130.88/1,511,668,235.81 = 1,511,668,235.81/x
  3. Step 3: Cross multiply
    702,939,130.88x = 1,511,668,235.81 × 1,511,668,235.81
  4. Step 4: Simplify right side
    702,939,130.88x = 2,285,140,855,164,476,160
  5. Step 5: Solve for x
    x = 2,285,140,855,164,476,160/702,939,130.88
  6. Step 6: Final answer
    x = 3,250,837,454.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.