Home / 1,322,321,372.12-1,824,748,783.18-719,494,476.41

Finding the Fourth Proportional to 1,322,321,372.12, 1,824,748,783.18 and 719,494,476.41

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Solution

The fourth proportional to 1,322,321,372.12, 1,824,748,783.18 and 719,494,476.41 is: 992,872,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,321,372.12 : 1,824,748,783.18 = 719,494,476.41 : x
  2. Step 2: Convert to fraction form
    1,322,321,372.12/1,824,748,783.18 = 719,494,476.41/x
  3. Step 3: Cross multiply
    1,322,321,372.12x = 1,824,748,783.18 × 719,494,476.41
  4. Step 4: Simplify right side
    1,322,321,372.12x = 1,312,896,670,336,641,792
  5. Step 5: Solve for x
    x = 1,312,896,670,336,641,792/1,322,321,372.12
  6. Step 6: Final answer
    x = 992,872,608.74

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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.