Home / 457,424,363.20-686,136,544.80-184,654,724.80

Finding the Fourth Proportional to 457,424,363.20, 686,136,544.80 and 184,654,724.80

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Solution

The fourth proportional to 457,424,363.20, 686,136,544.80 and 184,654,724.80 is: 276,982,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,424,363.20 : 686,136,544.80 = 184,654,724.80 : x
  2. Step 2: Convert to fraction form
    457,424,363.20/686,136,544.80 = 184,654,724.80/x
  3. Step 3: Cross multiply
    457,424,363.20x = 686,136,544.80 × 184,654,724.80
  4. Step 4: Simplify right side
    457,424,363.20x = 126,698,354,855,266,864
  5. Step 5: Solve for x
    x = 126,698,354,855,266,864/457,424,363.20
  6. Step 6: Final answer
    x = 276,982,087.20

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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.