Home / 146,677,773,833.40-220,016,660,750.10-99,257,505,979.80

Finding the Fourth Proportional to 146,677,773,833.40, 220,016,660,750.10 and 99,257,505,979.80

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Solution

The fourth proportional to 146,677,773,833.40, 220,016,660,750.10 and 99,257,505,979.80 is: 148,886,258,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,677,773,833.40 : 220,016,660,750.10 = 99,257,505,979.80 : x
  2. Step 2: Convert to fraction form
    146,677,773,833.40/220,016,660,750.10 = 99,257,505,979.80/x
  3. Step 3: Cross multiply
    146,677,773,833.40x = 220,016,660,750.10 × 99,257,505,979.80
  4. Step 4: Simplify right side
    146,677,773,833.40x = 21,838,305,020,058,680,688,640
  5. Step 5: Solve for x
    x = 21,838,305,020,058,680,688,640/146,677,773,833.40
  6. Step 6: Final answer
    x = 148,886,258,969.70

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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.