Home / 1,636,405,205.70-2,454,607,808.55-1,145,672,586.30

Finding the Fourth Proportional to 1,636,405,205.70, 2,454,607,808.55 and 1,145,672,586.30

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Solution

The fourth proportional to 1,636,405,205.70, 2,454,607,808.55 and 1,145,672,586.30 is: 1,718,508,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,405,205.70 : 2,454,607,808.55 = 1,145,672,586.30 : x
  2. Step 2: Convert to fraction form
    1,636,405,205.70/2,454,607,808.55 = 1,145,672,586.30/x
  3. Step 3: Cross multiply
    1,636,405,205.70x = 2,454,607,808.55 × 1,145,672,586.30
  4. Step 4: Simplify right side
    1,636,405,205.70x = 2,812,176,876,373,654,016
  5. Step 5: Solve for x
    x = 2,812,176,876,373,654,016/1,636,405,205.70
  6. Step 6: Final answer
    x = 1,718,508,879.45

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Double scale
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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.