Home / 156,628,922.40-234,943,383.60-133,450,221.60

Finding the Fourth Proportional to 156,628,922.40, 234,943,383.60 and 133,450,221.60

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Solution

The fourth proportional to 156,628,922.40, 234,943,383.60 and 133,450,221.60 is: 200,175,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,628,922.40 : 234,943,383.60 = 133,450,221.60 : x
  2. Step 2: Convert to fraction form
    156,628,922.40/234,943,383.60 = 133,450,221.60/x
  3. Step 3: Cross multiply
    156,628,922.40x = 234,943,383.60 × 133,450,221.60
  4. Step 4: Simplify right side
    156,628,922.40x = 31,353,246,604,873,804
  5. Step 5: Solve for x
    x = 31,353,246,604,873,804/156,628,922.40
  6. Step 6: Final answer
    x = 200,175,332.40

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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.