Home / 52,362,949,182.60-78,544,424,811.86-12,568,724,023.15

Finding the Fourth Proportional to 52,362,949,182.60, 78,544,424,811.86 and 12,568,724,023.15

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Solution

The fourth proportional to 52,362,949,182.60, 78,544,424,811.86 and 12,568,724,023.15 is: 18,853,086,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,362,949,182.60 : 78,544,424,811.86 = 12,568,724,023.15 : x
  2. Step 2: Convert to fraction form
    52,362,949,182.60/78,544,424,811.86 = 12,568,724,023.15/x
  3. Step 3: Cross multiply
    52,362,949,182.60x = 78,544,424,811.86 × 12,568,724,023.15
  4. Step 4: Simplify right side
    52,362,949,182.60x = 987,203,199,016,946,630,656
  5. Step 5: Solve for x
    x = 987,203,199,016,946,630,656/52,362,949,182.60
  6. Step 6: Final answer
    x = 18,853,086,283.86

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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.