Home / 295,247,819,884.80-442,828,731,657.60-85,846,733,932.80

Finding the Fourth Proportional to 295,247,819,884.80, 442,828,731,657.60 and 85,846,733,932.80

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Solution

The fourth proportional to 295,247,819,884.80, 442,828,731,657.60 and 85,846,733,932.80 is: 128,757,598,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,247,819,884.80 : 442,828,731,657.60 = 85,846,733,932.80 : x
  2. Step 2: Convert to fraction form
    295,247,819,884.80/442,828,731,657.60 = 85,846,733,932.80/x
  3. Step 3: Cross multiply
    295,247,819,884.80x = 442,828,731,657.60 × 85,846,733,932.80
  4. Step 4: Simplify right side
    295,247,819,884.80x = 38,015,400,304,409,275,531,264
  5. Step 5: Solve for x
    x = 38,015,400,304,409,275,531,264/295,247,819,884.80
  6. Step 6: Final answer
    x = 128,757,598,681.82

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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.