Home / 93,906,000.40-140,859,000.60-66,696,221.20

Finding the Fourth Proportional to 93,906,000.40, 140,859,000.60 and 66,696,221.20

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Solution

The fourth proportional to 93,906,000.40, 140,859,000.60 and 66,696,221.20 is: 100,044,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,906,000.40 : 140,859,000.60 = 66,696,221.20 : x
  2. Step 2: Convert to fraction form
    93,906,000.40/140,859,000.60 = 66,696,221.20/x
  3. Step 3: Cross multiply
    93,906,000.40x = 140,859,000.60 × 66,696,221.20
  4. Step 4: Simplify right side
    93,906,000.40x = 9,394,763,062,028,532
  5. Step 5: Solve for x
    x = 9,394,763,062,028,532/93,906,000.40
  6. Step 6: Final answer
    x = 100,044,331.80

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1.5x scale

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.