Home / 84,153,628.28-126,247,592.82-38,073,363.32

Finding the Fourth Proportional to 84,153,628.28, 126,247,592.82 and 38,073,363.32

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Solution

The fourth proportional to 84,153,628.28, 126,247,592.82 and 38,073,363.32 is: 57,117,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,153,628.28 : 126,247,592.82 = 38,073,363.32 : x
  2. Step 2: Convert to fraction form
    84,153,628.28/126,247,592.82 = 38,073,363.32/x
  3. Step 3: Cross multiply
    84,153,628.28x = 126,247,592.82 × 38,073,363.32
  4. Step 4: Simplify right side
    84,153,628.28x = 4,806,670,469,711,283
  5. Step 5: Solve for x
    x = 4,806,670,469,711,283/84,153,628.28
  6. Step 6: Final answer
    x = 57,117,804.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.