Home / 48,499,432,860.80-72,749,149,291.20-42,501,188,201.60

Finding the Fourth Proportional to 48,499,432,860.80, 72,749,149,291.20 and 42,501,188,201.60

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Solution

The fourth proportional to 48,499,432,860.80, 72,749,149,291.20 and 42,501,188,201.60 is: 63,751,782,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,499,432,860.80 : 72,749,149,291.20 = 42,501,188,201.60 : x
  2. Step 2: Convert to fraction form
    48,499,432,860.80/72,749,149,291.20 = 42,501,188,201.60/x
  3. Step 3: Cross multiply
    48,499,432,860.80x = 72,749,149,291.20 × 42,501,188,201.60
  4. Step 4: Simplify right side
    48,499,432,860.80x = 3,091,925,285,531,586,396,160
  5. Step 5: Solve for x
    x = 3,091,925,285,531,586,396,160/48,499,432,860.80
  6. Step 6: Final answer
    x = 63,751,782,302.40

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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.