Home / 629,530,230.70-944,295,346.05-220,533,237.10

Finding the Fourth Proportional to 629,530,230.70, 944,295,346.05 and 220,533,237.10

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Solution

The fourth proportional to 629,530,230.70, 944,295,346.05 and 220,533,237.10 is: 330,799,855.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,530,230.70 : 944,295,346.05 = 220,533,237.10 : x
  2. Step 2: Convert to fraction form
    629,530,230.70/944,295,346.05 = 220,533,237.10/x
  3. Step 3: Cross multiply
    629,530,230.70x = 944,295,346.05 × 220,533,237.10
  4. Step 4: Simplify right side
    629,530,230.70x = 208,248,509,442,871,168
  5. Step 5: Solve for x
    x = 208,248,509,442,871,168/629,530,230.70
  6. Step 6: Final answer
    x = 330,799,855.65

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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.