Home / 410,296,952.80-615,445,429.20-123,082,616.80

Finding the Fourth Proportional to 410,296,952.80, 615,445,429.20 and 123,082,616.80

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Solution

The fourth proportional to 410,296,952.80, 615,445,429.20 and 123,082,616.80 is: 184,623,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,296,952.80 : 615,445,429.20 = 123,082,616.80 : x
  2. Step 2: Convert to fraction form
    410,296,952.80/615,445,429.20 = 123,082,616.80/x
  3. Step 3: Cross multiply
    410,296,952.80x = 615,445,429.20 × 123,082,616.80
  4. Step 4: Simplify right side
    410,296,952.80x = 75,750,633,923,535,136
  5. Step 5: Solve for x
    x = 75,750,633,923,535,136/410,296,952.80
  6. Step 6: Final answer
    x = 184,623,925.20

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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.