Home / 410,296,951.80-615,445,427.70-123,082,615.80

Finding the Fourth Proportional to 410,296,951.80, 615,445,427.70 and 123,082,615.80

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Solution

The fourth proportional to 410,296,951.80, 615,445,427.70 and 123,082,615.80 is: 184,623,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,296,951.80 : 615,445,427.70 = 123,082,615.80 : x
  2. Step 2: Convert to fraction form
    410,296,951.80/615,445,427.70 = 123,082,615.80/x
  3. Step 3: Cross multiply
    410,296,951.80x = 615,445,427.70 × 123,082,615.80
  4. Step 4: Simplify right side
    410,296,951.80x = 75,750,633,123,465,776
  5. Step 5: Solve for x
    x = 75,750,633,123,465,776/410,296,951.80
  6. Step 6: Final answer
    x = 184,623,923.70

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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.