Home / 300,886,654,725.75-451,528,565,369.80-159,495,368,026.35

Finding the Fourth Proportional to 300,886,654,725.75, 451,528,565,369.80 and 159,495,368,026.35

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Solution

The fourth proportional to 300,886,654,725.75, 451,528,565,369.80 and 159,495,368,026.35 is: 239,348,317,969.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,886,654,725.75 : 451,528,565,369.80 = 159,495,368,026.35 : x
  2. Step 2: Convert to fraction form
    300,886,654,725.75/451,528,565,369.80 = 159,495,368,026.35/x
  3. Step 3: Cross multiply
    300,886,654,725.75x = 451,528,565,369.80 × 159,495,368,026.35
  4. Step 4: Simplify right side
    300,886,654,725.75x = 72,016,714,708,066,087,469,056
  5. Step 5: Solve for x
    x = 72,016,714,708,066,087,469,056/300,886,654,725.75
  6. Step 6: Final answer
    x = 239,348,317,969.46

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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.