Home / 131,538,624,239.10-197,390,934,766.64-55,991,651,584.53

Finding the Fourth Proportional to 131,538,624,239.10, 197,390,934,766.64 and 55,991,651,584.53

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Solution

The fourth proportional to 131,538,624,239.10, 197,390,934,766.64 and 55,991,651,584.53 is: 84,022,807,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,538,624,239.10 : 197,390,934,766.64 = 55,991,651,584.53 : x
  2. Step 2: Convert to fraction form
    131,538,624,239.10/197,390,934,766.64 = 55,991,651,584.53/x
  3. Step 3: Cross multiply
    131,538,624,239.10x = 197,390,934,766.64 × 55,991,651,584.53
  4. Step 4: Simplify right side
    131,538,624,239.10x = 11,052,244,445,398,397,091,840
  5. Step 5: Solve for x
    x = 11,052,244,445,398,397,091,840/131,538,624,239.10
  6. Step 6: Final answer
    x = 84,022,807,060.14

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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.