Home / 48,482,033,121.60-72,723,049,682.40-45,788,264,980.80

Finding the Fourth Proportional to 48,482,033,121.60, 72,723,049,682.40 and 45,788,264,980.80

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Solution

The fourth proportional to 48,482,033,121.60, 72,723,049,682.40 and 45,788,264,980.80 is: 68,682,397,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,482,033,121.60 : 72,723,049,682.40 = 45,788,264,980.80 : x
  2. Step 2: Convert to fraction form
    48,482,033,121.60/72,723,049,682.40 = 45,788,264,980.80/x
  3. Step 3: Cross multiply
    48,482,033,121.60x = 72,723,049,682.40 × 45,788,264,980.80
  4. Step 4: Simplify right side
    48,482,033,121.60x = 3,329,862,269,069,614,383,104
  5. Step 5: Solve for x
    x = 3,329,862,269,069,614,383,104/48,482,033,121.60
  6. Step 6: Final answer
    x = 68,682,397,471.20

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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.