Home / 695,496,058.40-1,043,244,087.60-491,422,714.40

Finding the Fourth Proportional to 695,496,058.40, 1,043,244,087.60 and 491,422,714.40

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Solution

The fourth proportional to 695,496,058.40, 1,043,244,087.60 and 491,422,714.40 is: 737,134,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,496,058.40 : 1,043,244,087.60 = 491,422,714.40 : x
  2. Step 2: Convert to fraction form
    695,496,058.40/1,043,244,087.60 = 491,422,714.40/x
  3. Step 3: Cross multiply
    695,496,058.40x = 1,043,244,087.60 × 491,422,714.40
  4. Step 4: Simplify right side
    695,496,058.40x = 512,673,841,310,143,360
  5. Step 5: Solve for x
    x = 512,673,841,310,143,360/695,496,058.40
  6. Step 6: Final answer
    x = 737,134,071.60

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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.