Home / 221,337,172.60-332,005,758.90-148,777,761.40

Finding the Fourth Proportional to 221,337,172.60, 332,005,758.90 and 148,777,761.40

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Solution

The fourth proportional to 221,337,172.60, 332,005,758.90 and 148,777,761.40 is: 223,166,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,337,172.60 : 332,005,758.90 = 148,777,761.40 : x
  2. Step 2: Convert to fraction form
    221,337,172.60/332,005,758.90 = 148,777,761.40/x
  3. Step 3: Cross multiply
    221,337,172.60x = 332,005,758.90 × 148,777,761.40
  4. Step 4: Simplify right side
    221,337,172.60x = 49,395,073,581,050,128
  5. Step 5: Solve for x
    x = 49,395,073,581,050,128/221,337,172.60
  6. Step 6: Final answer
    x = 223,166,642.10

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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.