Home / 1,667,823,161.36-2,501,723,905.62-424,243,000.63

Finding the Fourth Proportional to 1,667,823,161.36, 2,501,723,905.62 and 424,243,000.63

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Solution

The fourth proportional to 1,667,823,161.36, 2,501,723,905.62 and 424,243,000.63 is: 636,361,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,823,161.36 : 2,501,723,905.62 = 424,243,000.63 : x
  2. Step 2: Convert to fraction form
    1,667,823,161.36/2,501,723,905.62 = 424,243,000.63/x
  3. Step 3: Cross multiply
    1,667,823,161.36x = 2,501,723,905.62 × 424,243,000.63
  4. Step 4: Simplify right side
    1,667,823,161.36x = 1,061,338,856,471,922,560
  5. Step 5: Solve for x
    x = 1,061,338,856,471,922,560/1,667,823,161.36
  6. Step 6: Final answer
    x = 636,361,744.50

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Double scale
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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.