Home / 1,185,397,571.52-1,635,827,438.88-656,750,954.88

Finding the Fourth Proportional to 1,185,397,571.52, 1,635,827,438.88 and 656,750,954.88

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Solution

The fourth proportional to 1,185,397,571.52, 1,635,827,438.88 and 656,750,954.88 is: 906,304,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,397,571.52 : 1,635,827,438.88 = 656,750,954.88 : x
  2. Step 2: Convert to fraction form
    1,185,397,571.52/1,635,827,438.88 = 656,750,954.88/x
  3. Step 3: Cross multiply
    1,185,397,571.52x = 1,635,827,438.88 × 656,750,954.88
  4. Step 4: Simplify right side
    1,185,397,571.52x = 1,074,331,232,503,344,896
  5. Step 5: Solve for x
    x = 1,074,331,232,503,344,896/1,185,397,571.52
  6. Step 6: Final answer
    x = 906,304,566.77

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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.