Home / 442,912,142.70-664,368,214.05-184,631,816.70

Finding the Fourth Proportional to 442,912,142.70, 664,368,214.05 and 184,631,816.70

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Solution

The fourth proportional to 442,912,142.70, 664,368,214.05 and 184,631,816.70 is: 276,947,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,912,142.70 : 664,368,214.05 = 184,631,816.70 : x
  2. Step 2: Convert to fraction form
    442,912,142.70/664,368,214.05 = 184,631,816.70/x
  3. Step 3: Cross multiply
    442,912,142.70x = 664,368,214.05 × 184,631,816.70
  4. Step 4: Simplify right side
    442,912,142.70x = 122,663,510,317,785,952
  5. Step 5: Solve for x
    x = 122,663,510,317,785,952/442,912,142.70
  6. Step 6: Final answer
    x = 276,947,725.05

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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.