Home / 221,436,810.30-332,155,215.45-98,614,890.30

Finding the Fourth Proportional to 221,436,810.30, 332,155,215.45 and 98,614,890.30

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Solution

The fourth proportional to 221,436,810.30, 332,155,215.45 and 98,614,890.30 is: 147,922,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,436,810.30 : 332,155,215.45 = 98,614,890.30 : x
  2. Step 2: Convert to fraction form
    221,436,810.30/332,155,215.45 = 98,614,890.30/x
  3. Step 3: Cross multiply
    221,436,810.30x = 332,155,215.45 × 98,614,890.30
  4. Step 4: Simplify right side
    221,436,810.30x = 32,755,450,134,174,612
  5. Step 5: Solve for x
    x = 32,755,450,134,174,612/221,436,810.30
  6. Step 6: Final answer
    x = 147,922,335.45

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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.