Home / 48,526,927,999.20-72,790,391,998.80-40,690,511,589.60

Finding the Fourth Proportional to 48,526,927,999.20, 72,790,391,998.80 and 40,690,511,589.60

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Solution

The fourth proportional to 48,526,927,999.20, 72,790,391,998.80 and 40,690,511,589.60 is: 61,035,767,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,526,927,999.20 : 72,790,391,998.80 = 40,690,511,589.60 : x
  2. Step 2: Convert to fraction form
    48,526,927,999.20/72,790,391,998.80 = 40,690,511,589.60/x
  3. Step 3: Cross multiply
    48,526,927,999.20x = 72,790,391,998.80 × 40,690,511,589.60
  4. Step 4: Simplify right side
    48,526,927,999.20x = 2,961,878,289,238,698,491,904
  5. Step 5: Solve for x
    x = 2,961,878,289,238,698,491,904/48,526,927,999.20
  6. Step 6: Final answer
    x = 61,035,767,384.40

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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.