Home / 1,299,035,252.40-1,948,552,878.60-1,170,040,743.60

Finding the Fourth Proportional to 1,299,035,252.40, 1,948,552,878.60 and 1,170,040,743.60

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Solution

The fourth proportional to 1,299,035,252.40, 1,948,552,878.60 and 1,170,040,743.60 is: 1,755,061,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,035,252.40 : 1,948,552,878.60 = 1,170,040,743.60 : x
  2. Step 2: Convert to fraction form
    1,299,035,252.40/1,948,552,878.60 = 1,170,040,743.60/x
  3. Step 3: Cross multiply
    1,299,035,252.40x = 1,948,552,878.60 × 1,170,040,743.60
  4. Step 4: Simplify right side
    1,299,035,252.40x = 2,279,886,259,021,064,192
  5. Step 5: Solve for x
    x = 2,279,886,259,021,064,192/1,299,035,252.40
  6. Step 6: Final answer
    x = 1,755,061,115.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.