Home / 415,147,164-572,808,040.32-247,850,865.60

Finding the Fourth Proportional to 415,147,164, 572,808,040.32 and 247,850,865.60

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Solution

The fourth proportional to 415,147,164, 572,808,040.32 and 247,850,865.60 is: 341,977,450.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,147,164 : 572,808,040.32 = 247,850,865.60 : x
  2. Step 2: Convert to fraction form
    415,147,164/572,808,040.32 = 247,850,865.60/x
  3. Step 3: Cross multiply
    415,147,164x = 572,808,040.32 × 247,850,865.60
  4. Step 4: Simplify right side
    415,147,164x = 141,970,968,615,951,712
  5. Step 5: Solve for x
    x = 141,970,968,615,951,712/415,147,164
  6. Step 6: Final answer
    x = 341,977,450.23

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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.