Home / 148,305,025.20-222,457,537.80-142,258,407.60

Finding the Fourth Proportional to 148,305,025.20, 222,457,537.80 and 142,258,407.60

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Solution

The fourth proportional to 148,305,025.20, 222,457,537.80 and 142,258,407.60 is: 213,387,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,305,025.20 : 222,457,537.80 = 142,258,407.60 : x
  2. Step 2: Convert to fraction form
    148,305,025.20/222,457,537.80 = 142,258,407.60/x
  3. Step 3: Cross multiply
    148,305,025.20x = 222,457,537.80 × 142,258,407.60
  4. Step 4: Simplify right side
    148,305,025.20x = 31,646,455,086,044,808
  5. Step 5: Solve for x
    x = 31,646,455,086,044,808/148,305,025.20
  6. Step 6: Final answer
    x = 213,387,611.40

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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.