Home / 1,672,725,856.92-2,308,362,866.74-920,096,294.56

Finding the Fourth Proportional to 1,672,725,856.92, 2,308,362,866.74 and 920,096,294.56

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Solution

The fourth proportional to 1,672,725,856.92, 2,308,362,866.74 and 920,096,294.56 is: 1,269,733,537.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,725,856.92 : 2,308,362,866.74 = 920,096,294.56 : x
  2. Step 2: Convert to fraction form
    1,672,725,856.92/2,308,362,866.74 = 920,096,294.56/x
  3. Step 3: Cross multiply
    1,672,725,856.92x = 2,308,362,866.74 × 920,096,294.56
  4. Step 4: Simplify right side
    1,672,725,856.92x = 2,123,916,120,187,372,800
  5. Step 5: Solve for x
    x = 2,123,916,120,187,372,800/1,672,725,856.92
  6. Step 6: Final answer
    x = 1,269,733,537.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.