Home / 2,109,896,147.19-3,165,135,253.62-1,224,998,246.73

Finding the Fourth Proportional to 2,109,896,147.19, 3,165,135,253.62 and 1,224,998,246.73

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Solution

The fourth proportional to 2,109,896,147.19, 3,165,135,253.62 and 1,224,998,246.73 is: 1,837,666,342.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,896,147.19 : 3,165,135,253.62 = 1,224,998,246.73 : x
  2. Step 2: Convert to fraction form
    2,109,896,147.19/3,165,135,253.62 = 1,224,998,246.73/x
  3. Step 3: Cross multiply
    2,109,896,147.19x = 3,165,135,253.62 × 1,224,998,246.73
  4. Step 4: Simplify right side
    2,109,896,147.19x = 3,877,285,136,347,813,888
  5. Step 5: Solve for x
    x = 3,877,285,136,347,813,888/2,109,896,147.19
  6. Step 6: Final answer
    x = 1,837,666,342.73

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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.