Home / 143,358,406.44-215,036,995.92-39,727,315.76

Finding the Fourth Proportional to 143,358,406.44, 215,036,995.92 and 39,727,315.76

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Solution

The fourth proportional to 143,358,406.44, 215,036,995.92 and 39,727,315.76 is: 59,590,803.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,358,406.44 : 215,036,995.92 = 39,727,315.76 : x
  2. Step 2: Convert to fraction form
    143,358,406.44/215,036,995.92 = 39,727,315.76/x
  3. Step 3: Cross multiply
    143,358,406.44x = 215,036,995.92 × 39,727,315.76
  4. Step 4: Simplify right side
    143,358,406.44x = 8,542,842,636,995,671
  5. Step 5: Solve for x
    x = 8,542,842,636,995,671/143,358,406.44
  6. Step 6: Final answer
    x = 59,590,803.56

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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.