Home / 362,183,986.20-543,346,838.10-154,921,996.20

Finding the Fourth Proportional to 362,183,986.20, 543,346,838.10 and 154,921,996.20

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Solution

The fourth proportional to 362,183,986.20, 543,346,838.10 and 154,921,996.20 is: 232,413,303.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,183,986.20 : 543,346,838.10 = 154,921,996.20 : x
  2. Step 2: Convert to fraction form
    362,183,986.20/543,346,838.10 = 154,921,996.20/x
  3. Step 3: Cross multiply
    362,183,986.20x = 543,346,838.10 × 154,921,996.20
  4. Step 4: Simplify right side
    362,183,986.20x = 84,176,376,787,410,208
  5. Step 5: Solve for x
    x = 84,176,376,787,410,208/362,183,986.20
  6. Step 6: Final answer
    x = 232,413,303.72

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1.5x scale

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.