Home / 396,303,355.16-594,219,538.34-150,677,969.78

Finding the Fourth Proportional to 396,303,355.16, 594,219,538.34 and 150,677,969.78

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Solution

The fourth proportional to 396,303,355.16, 594,219,538.34 and 150,677,969.78 is: 225,927,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,303,355.16 : 594,219,538.34 = 150,677,969.78 : x
  2. Step 2: Convert to fraction form
    396,303,355.16/594,219,538.34 = 150,677,969.78/x
  3. Step 3: Cross multiply
    396,303,355.16x = 594,219,538.34 × 150,677,969.78
  4. Step 4: Simplify right side
    396,303,355.16x = 89,535,793,640,680,080
  5. Step 5: Solve for x
    x = 89,535,793,640,680,080/396,303,355.16
  6. Step 6: Final answer
    x = 225,927,417.66

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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.