Home / 751,277,793.60-1,126,916,690.40-461,040,148.80

Finding the Fourth Proportional to 751,277,793.60, 1,126,916,690.40 and 461,040,148.80

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Solution

The fourth proportional to 751,277,793.60, 1,126,916,690.40 and 461,040,148.80 is: 691,560,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,277,793.60 : 1,126,916,690.40 = 461,040,148.80 : x
  2. Step 2: Convert to fraction form
    751,277,793.60/1,126,916,690.40 = 461,040,148.80/x
  3. Step 3: Cross multiply
    751,277,793.60x = 1,126,916,690.40 × 461,040,148.80
  4. Step 4: Simplify right side
    751,277,793.60x = 519,553,838,627,219,584
  5. Step 5: Solve for x
    x = 519,553,838,627,219,584/751,277,793.60
  6. Step 6: Final answer
    x = 691,560,223.20

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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.