Home / 221,434,008.30-332,151,012.45-148,254,582.60

Finding the Fourth Proportional to 221,434,008.30, 332,151,012.45 and 148,254,582.60

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Solution

The fourth proportional to 221,434,008.30, 332,151,012.45 and 148,254,582.60 is: 222,381,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,008.30 : 332,151,012.45 = 148,254,582.60 : x
  2. Step 2: Convert to fraction form
    221,434,008.30/332,151,012.45 = 148,254,582.60/x
  3. Step 3: Cross multiply
    221,434,008.30x = 332,151,012.45 × 148,254,582.60
  4. Step 4: Simplify right side
    221,434,008.30x = 49,242,909,710,942,152
  5. Step 5: Solve for x
    x = 49,242,909,710,942,152/221,434,008.30
  6. Step 6: Final answer
    x = 222,381,873.90

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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.