Home / 221,434,006.80-332,151,010.20-148,254,581.10

Finding the Fourth Proportional to 221,434,006.80, 332,151,010.20 and 148,254,581.10

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Solution

The fourth proportional to 221,434,006.80, 332,151,010.20 and 148,254,581.10 is: 222,381,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,006.80 : 332,151,010.20 = 148,254,581.10 : x
  2. Step 2: Convert to fraction form
    221,434,006.80/332,151,010.20 = 148,254,581.10/x
  3. Step 3: Cross multiply
    221,434,006.80x = 332,151,010.20 × 148,254,581.10
  4. Step 4: Simplify right side
    221,434,006.80x = 49,242,908,879,142,824
  5. Step 5: Solve for x
    x = 49,242,908,879,142,824/221,434,006.80
  6. Step 6: Final answer
    x = 222,381,871.65

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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.