Home / 69,294,989,694.32-95,624,611,555.96-39,220,828,534.88

Finding the Fourth Proportional to 69,294,989,694.32, 95,624,611,555.96 and 39,220,828,534.88

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Solution

The fourth proportional to 69,294,989,694.32, 95,624,611,555.96 and 39,220,828,534.88 is: 54,123,342,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,294,989,694.32 : 95,624,611,555.96 = 39,220,828,534.88 : x
  2. Step 2: Convert to fraction form
    69,294,989,694.32/95,624,611,555.96 = 39,220,828,534.88/x
  3. Step 3: Cross multiply
    69,294,989,694.32x = 95,624,611,555.96 × 39,220,828,534.88
  4. Step 4: Simplify right side
    69,294,989,694.32x = 3,750,476,493,550,811,873,280
  5. Step 5: Solve for x
    x = 3,750,476,493,550,811,873,280/69,294,989,694.32
  6. Step 6: Final answer
    x = 54,123,342,973.21

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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.