Home / 314,929,489.20-472,394,233.80-110,457,564.45

Finding the Fourth Proportional to 314,929,489.20, 472,394,233.80 and 110,457,564.45

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Solution

The fourth proportional to 314,929,489.20, 472,394,233.80 and 110,457,564.45 is: 165,686,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,489.20 : 472,394,233.80 = 110,457,564.45 : x
  2. Step 2: Convert to fraction form
    314,929,489.20/472,394,233.80 = 110,457,564.45/x
  3. Step 3: Cross multiply
    314,929,489.20x = 472,394,233.80 × 110,457,564.45
  4. Step 4: Simplify right side
    314,929,489.20x = 52,179,516,525,771,872
  5. Step 5: Solve for x
    x = 52,179,516,525,771,872/314,929,489.20
  6. Step 6: Final answer
    x = 165,686,346.68

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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.