Home / 221,337,460.60-332,006,190.90-148,778,049.40

Finding the Fourth Proportional to 221,337,460.60, 332,006,190.90 and 148,778,049.40

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Solution

The fourth proportional to 221,337,460.60, 332,006,190.90 and 148,778,049.40 is: 223,167,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,337,460.60 : 332,006,190.90 = 148,778,049.40 : x
  2. Step 2: Convert to fraction form
    221,337,460.60/332,006,190.90 = 148,778,049.40/x
  3. Step 3: Cross multiply
    221,337,460.60x = 332,006,190.90 × 148,778,049.40
  4. Step 4: Simplify right side
    221,337,460.60x = 49,395,233,470,826,032
  5. Step 5: Solve for x
    x = 49,395,233,470,826,032/221,337,460.60
  6. Step 6: Final answer
    x = 223,167,074.10

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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.