Home / 853,502,171.76-1,177,858,874.23-477,174,614.53

Finding the Fourth Proportional to 853,502,171.76, 1,177,858,874.23 and 477,174,614.53

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Solution

The fourth proportional to 853,502,171.76, 1,177,858,874.23 and 477,174,614.53 is: 658,515,435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,502,171.76 : 1,177,858,874.23 = 477,174,614.53 : x
  2. Step 2: Convert to fraction form
    853,502,171.76/1,177,858,874.23 = 477,174,614.53/x
  3. Step 3: Cross multiply
    853,502,171.76x = 1,177,858,874.23 × 477,174,614.53
  4. Step 4: Simplify right side
    853,502,171.76x = 562,044,354,285,498,752
  5. Step 5: Solve for x
    x = 562,044,354,285,498,752/853,502,171.76
  6. Step 6: Final answer
    x = 658,515,435.44

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1.5x scale

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.