Home / 295,106,405.60-442,659,608.40-90,634,152.80

Finding the Fourth Proportional to 295,106,405.60, 442,659,608.40 and 90,634,152.80

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Solution

The fourth proportional to 295,106,405.60, 442,659,608.40 and 90,634,152.80 is: 135,951,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,106,405.60 : 442,659,608.40 = 90,634,152.80 : x
  2. Step 2: Convert to fraction form
    295,106,405.60/442,659,608.40 = 90,634,152.80/x
  3. Step 3: Cross multiply
    295,106,405.60x = 442,659,608.40 × 90,634,152.80
  4. Step 4: Simplify right side
    295,106,405.60x = 40,120,078,586,113,760
  5. Step 5: Solve for x
    x = 40,120,078,586,113,760/295,106,405.60
  6. Step 6: Final answer
    x = 135,951,229.20

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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.