Home / 170,825,110.70-256,237,666.05-106,327,856.30

Finding the Fourth Proportional to 170,825,110.70, 256,237,666.05 and 106,327,856.30

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Solution

The fourth proportional to 170,825,110.70, 256,237,666.05 and 106,327,856.30 is: 159,491,784.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,825,110.70 : 256,237,666.05 = 106,327,856.30 : x
  2. Step 2: Convert to fraction form
    170,825,110.70/256,237,666.05 = 106,327,856.30/x
  3. Step 3: Cross multiply
    170,825,110.70x = 256,237,666.05 × 106,327,856.30
  4. Step 4: Simplify right side
    170,825,110.70x = 27,245,201,734,411,788
  5. Step 5: Solve for x
    x = 27,245,201,734,411,788/170,825,110.70
  6. Step 6: Final answer
    x = 159,491,784.45

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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.