Home / 306,069,919.70-459,227,913.15-124,331,321.30

Finding the Fourth Proportional to 306,069,919.70, 459,227,913.15 and 124,331,321.30

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Solution

The fourth proportional to 306,069,919.70, 459,227,913.15 and 124,331,321.30 is: 186,546,960.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,069,919.70 : 459,227,913.15 = 124,331,321.30 : x
  2. Step 2: Convert to fraction form
    306,069,919.70/459,227,913.15 = 124,331,321.30/x
  3. Step 3: Cross multiply
    306,069,919.70x = 459,227,913.15 × 124,331,321.30
  4. Step 4: Simplify right side
    306,069,919.70x = 57,096,413,219,781,144
  5. Step 5: Solve for x
    x = 57,096,413,219,781,144/306,069,919.70
  6. Step 6: Final answer
    x = 186,546,960.50

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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.