Home / 628,672,270.84-867,613,587.08-364,422,484.60

Finding the Fourth Proportional to 628,672,270.84, 867,613,587.08 and 364,422,484.60

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Solution

The fourth proportional to 628,672,270.84, 867,613,587.08 and 364,422,484.60 is: 502,929,608.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,672,270.84 : 867,613,587.08 = 364,422,484.60 : x
  2. Step 2: Convert to fraction form
    628,672,270.84/867,613,587.08 = 364,422,484.60/x
  3. Step 3: Cross multiply
    628,672,270.84x = 867,613,587.08 × 364,422,484.60
  4. Step 4: Simplify right side
    628,672,270.84x = 316,177,899,076,412,096
  5. Step 5: Solve for x
    x = 316,177,899,076,412,096/628,672,270.84
  6. Step 6: Final answer
    x = 502,929,608.54

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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.