Home / 410,355,939.17-615,571,748.38-134,008,601.65

Finding the Fourth Proportional to 410,355,939.17, 615,571,748.38 and 134,008,601.65

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Solution

The fourth proportional to 410,355,939.17, 615,571,748.38 and 134,008,601.65 is: 201,025,259.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,355,939.17 : 615,571,748.38 = 134,008,601.65 : x
  2. Step 2: Convert to fraction form
    410,355,939.17/615,571,748.38 = 134,008,601.65/x
  3. Step 3: Cross multiply
    410,355,939.17x = 615,571,748.38 × 134,008,601.65
  4. Step 4: Simplify right side
    410,355,939.17x = 82,491,909,215,649,456
  5. Step 5: Solve for x
    x = 82,491,909,215,649,456/410,355,939.17
  6. Step 6: Final answer
    x = 201,025,259.64

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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.