Home / 133,012,443,979.56-183,555,711,378.60-72,043,294,371.24

Finding the Fourth Proportional to 133,012,443,979.56, 183,555,711,378.60 and 72,043,294,371.24

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Solution

The fourth proportional to 133,012,443,979.56, 183,555,711,378.60 and 72,043,294,371.24 is: 99,418,954,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,012,443,979.56 : 183,555,711,378.60 = 72,043,294,371.24 : x
  2. Step 2: Convert to fraction form
    133,012,443,979.56/183,555,711,378.60 = 72,043,294,371.24/x
  3. Step 3: Cross multiply
    133,012,443,979.56x = 183,555,711,378.60 × 72,043,294,371.24
  4. Step 4: Simplify right side
    133,012,443,979.56x = 13,223,958,148,370,848,022,528
  5. Step 5: Solve for x
    x = 13,223,958,148,370,848,022,528/133,012,443,979.56
  6. Step 6: Final answer
    x = 99,418,954,743.84

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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.