Home / 213,188,895.30-319,734,999.23-96,527,236.91

Finding the Fourth Proportional to 213,188,895.30, 319,734,999.23 and 96,527,236.91

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Solution

The fourth proportional to 213,188,895.30, 319,734,999.23 and 96,527,236.91 is: 144,768,966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,188,895.30 : 319,734,999.23 = 96,527,236.91 : x
  2. Step 2: Convert to fraction form
    213,188,895.30/319,734,999.23 = 96,527,236.91/x
  3. Step 3: Cross multiply
    213,188,895.30x = 319,734,999.23 × 96,527,236.91
  4. Step 4: Simplify right side
    213,188,895.30x = 30,863,136,017,011,568
  5. Step 5: Solve for x
    x = 30,863,136,017,011,568/213,188,895.30
  6. Step 6: Final answer
    x = 144,768,966.38

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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.