Home / 410,256,002.40-615,384,003.60-119,122,562.40

Finding the Fourth Proportional to 410,256,002.40, 615,384,003.60 and 119,122,562.40

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Solution

The fourth proportional to 410,256,002.40, 615,384,003.60 and 119,122,562.40 is: 178,683,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,256,002.40 : 615,384,003.60 = 119,122,562.40 : x
  2. Step 2: Convert to fraction form
    410,256,002.40/615,384,003.60 = 119,122,562.40/x
  3. Step 3: Cross multiply
    410,256,002.40x = 615,384,003.60 × 119,122,562.40
  4. Step 4: Simplify right side
    410,256,002.40x = 73,306,119,368,802,832
  5. Step 5: Solve for x
    x = 73,306,119,368,802,832/410,256,002.40
  6. Step 6: Final answer
    x = 178,683,843.60

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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.