Home / 227,008,631.60-340,512,947.40-207,637,607.15

Finding the Fourth Proportional to 227,008,631.60, 340,512,947.40 and 207,637,607.15

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Solution

The fourth proportional to 227,008,631.60, 340,512,947.40 and 207,637,607.15 is: 311,456,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,008,631.60 : 340,512,947.40 = 207,637,607.15 : x
  2. Step 2: Convert to fraction form
    227,008,631.60/340,512,947.40 = 207,637,607.15/x
  3. Step 3: Cross multiply
    227,008,631.60x = 340,512,947.40 × 207,637,607.15
  4. Step 4: Simplify right side
    227,008,631.60x = 70,703,293,601,729,808
  5. Step 5: Solve for x
    x = 70,703,293,601,729,808/227,008,631.60
  6. Step 6: Final answer
    x = 311,456,410.73

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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.