Home / 80,852,071,179.18-110,991,588,439.22-69,400,759,571.57

Finding the Fourth Proportional to 80,852,071,179.18, 110,991,588,439.22 and 69,400,759,571.57

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Solution

The fourth proportional to 80,852,071,179.18, 110,991,588,439.22 and 69,400,759,571.57 is: 95,271,530,232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,852,071,179.18 : 110,991,588,439.22 = 69,400,759,571.57 : x
  2. Step 2: Convert to fraction form
    80,852,071,179.18/110,991,588,439.22 = 69,400,759,571.57/x
  3. Step 3: Cross multiply
    80,852,071,179.18x = 110,991,588,439.22 × 69,400,759,571.57
  4. Step 4: Simplify right side
    80,852,071,179.18x = 7,702,900,543,736,956,059,648
  5. Step 5: Solve for x
    x = 7,702,900,543,736,956,059,648/80,852,071,179.18
  6. Step 6: Final answer
    x = 95,271,530,232.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.