Home / 30,318,034,129.74-41,836,079,349.39-16,769,379,684.96

Finding the Fourth Proportional to 30,318,034,129.74, 41,836,079,349.39 and 16,769,379,684.96

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Solution

The fourth proportional to 30,318,034,129.74, 41,836,079,349.39 and 16,769,379,684.96 is: 23,140,190,954.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,318,034,129.74 : 41,836,079,349.39 = 16,769,379,684.96 : x
  2. Step 2: Convert to fraction form
    30,318,034,129.74/41,836,079,349.39 = 16,769,379,684.96/x
  3. Step 3: Cross multiply
    30,318,034,129.74x = 41,836,079,349.39 × 16,769,379,684.96
  4. Step 4: Simplify right side
    30,318,034,129.74x = 701,565,099,140,035,248,128
  5. Step 5: Solve for x
    x = 701,565,099,140,035,248,128/30,318,034,129.74
  6. Step 6: Final answer
    x = 23,140,190,954.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.