Home / 221,982,537.16-332,822,465.34-112,596,782.20

Finding the Fourth Proportional to 221,982,537.16, 332,822,465.34 and 112,596,782.20

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Solution

The fourth proportional to 221,982,537.16, 332,822,465.34 and 112,596,782.20 is: 168,818,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,982,537.16 : 332,822,465.34 = 112,596,782.20 : x
  2. Step 2: Convert to fraction form
    221,982,537.16/332,822,465.34 = 112,596,782.20/x
  3. Step 3: Cross multiply
    221,982,537.16x = 332,822,465.34 × 112,596,782.20
  4. Step 4: Simplify right side
    221,982,537.16x = 37,474,738,641,155,024
  5. Step 5: Solve for x
    x = 37,474,738,641,155,024/221,982,537.16
  6. Step 6: Final answer
    x = 168,818,408.51

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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.