Home / 740,165,505.56-1,021,428,404.48-410,140,644.44

Finding the Fourth Proportional to 740,165,505.56, 1,021,428,404.48 and 410,140,644.44

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Solution

The fourth proportional to 740,165,505.56, 1,021,428,404.48 and 410,140,644.44 is: 565,994,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,165,505.56 : 1,021,428,404.48 = 410,140,644.44 : x
  2. Step 2: Convert to fraction form
    740,165,505.56/1,021,428,404.48 = 410,140,644.44/x
  3. Step 3: Cross multiply
    740,165,505.56x = 1,021,428,404.48 × 410,140,644.44
  4. Step 4: Simplify right side
    740,165,505.56x = 418,929,304,062,748,160
  5. Step 5: Solve for x
    x = 418,929,304,062,748,160/740,165,505.56
  6. Step 6: Final answer
    x = 565,994,093.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.