Home / 57,124,719,268.80-85,687,078,903.20-50,920,889,611.20

Finding the Fourth Proportional to 57,124,719,268.80, 85,687,078,903.20 and 50,920,889,611.20

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Solution

The fourth proportional to 57,124,719,268.80, 85,687,078,903.20 and 50,920,889,611.20 is: 76,381,334,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,124,719,268.80 : 85,687,078,903.20 = 50,920,889,611.20 : x
  2. Step 2: Convert to fraction form
    57,124,719,268.80/85,687,078,903.20 = 50,920,889,611.20/x
  3. Step 3: Cross multiply
    57,124,719,268.80x = 85,687,078,903.20 × 50,920,889,611.20
  4. Step 4: Simplify right side
    57,124,719,268.80x = 4,363,262,285,936,030,908,416
  5. Step 5: Solve for x
    x = 4,363,262,285,936,030,908,416/57,124,719,268.80
  6. Step 6: Final answer
    x = 76,381,334,416.80

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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.