Home / 220,008,848.80-329,509,388.40-112,177,501.60

Finding the Fourth Proportional to 220,008,848.80, 329,509,388.40 and 112,177,501.60

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Solution

The fourth proportional to 220,008,848.80, 329,509,388.40 and 112,177,501.60 is: 168,009,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,008,848.80 : 329,509,388.40 = 112,177,501.60 : x
  2. Step 2: Convert to fraction form
    220,008,848.80/329,509,388.40 = 112,177,501.60/x
  3. Step 3: Cross multiply
    220,008,848.80x = 329,509,388.40 × 112,177,501.60
  4. Step 4: Simplify right side
    220,008,848.80x = 36,963,539,944,456,016
  5. Step 5: Solve for x
    x = 36,963,539,944,456,016/220,008,848.80
  6. Step 6: Final answer
    x = 168,009,333.02

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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.