Home / 159,454,364.40-239,181,546.60-86,705,996.40

Finding the Fourth Proportional to 159,454,364.40, 239,181,546.60 and 86,705,996.40

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Solution

The fourth proportional to 159,454,364.40, 239,181,546.60 and 86,705,996.40 is: 130,058,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,454,364.40 : 239,181,546.60 = 86,705,996.40 : x
  2. Step 2: Convert to fraction form
    159,454,364.40/239,181,546.60 = 86,705,996.40/x
  3. Step 3: Cross multiply
    159,454,364.40x = 239,181,546.60 × 86,705,996.40
  4. Step 4: Simplify right side
    159,454,364.40x = 20,738,474,318,446,032
  5. Step 5: Solve for x
    x = 20,738,474,318,446,032/159,454,364.40
  6. Step 6: Final answer
    x = 130,058,994.60

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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.