Home / 146,677,725,020.40-220,016,587,530.60-90,889,174,604.40

Finding the Fourth Proportional to 146,677,725,020.40, 220,016,587,530.60 and 90,889,174,604.40

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Solution

The fourth proportional to 146,677,725,020.40, 220,016,587,530.60 and 90,889,174,604.40 is: 136,333,761,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,677,725,020.40 : 220,016,587,530.60 = 90,889,174,604.40 : x
  2. Step 2: Convert to fraction form
    146,677,725,020.40/220,016,587,530.60 = 90,889,174,604.40/x
  3. Step 3: Cross multiply
    146,677,725,020.40x = 220,016,587,530.60 × 90,889,174,604.40
  4. Step 4: Simplify right side
    146,677,725,020.40x = 19,997,126,039,932,957,097,984
  5. Step 5: Solve for x
    x = 19,997,126,039,932,957,097,984/146,677,725,020.40
  6. Step 6: Final answer
    x = 136,333,761,906.60

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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.