Home / 295,106,409.60-442,659,614.40-90,634,156.80

Finding the Fourth Proportional to 295,106,409.60, 442,659,614.40 and 90,634,156.80

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Solution

The fourth proportional to 295,106,409.60, 442,659,614.40 and 90,634,156.80 is: 135,951,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,106,409.60 : 442,659,614.40 = 90,634,156.80 : x
  2. Step 2: Convert to fraction form
    295,106,409.60/442,659,614.40 = 90,634,156.80/x
  3. Step 3: Cross multiply
    295,106,409.60x = 442,659,614.40 × 90,634,156.80
  4. Step 4: Simplify right side
    295,106,409.60x = 40,120,080,900,557,136
  5. Step 5: Solve for x
    x = 40,120,080,900,557,136/295,106,409.60
  6. Step 6: Final answer
    x = 135,951,235.20

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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.