Home / 145,214,593-200,400,340.26-80,028,696.04

Finding the Fourth Proportional to 145,214,593, 200,400,340.26 and 80,028,696.04

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Solution

The fourth proportional to 145,214,593, 200,400,340.26 and 80,028,696.04 is: 110,441,916.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,214,593 : 200,400,340.26 = 80,028,696.04 : x
  2. Step 2: Convert to fraction form
    145,214,593/200,400,340.26 = 80,028,696.04/x
  3. Step 3: Cross multiply
    145,214,593x = 200,400,340.26 × 80,028,696.04
  4. Step 4: Simplify right side
    145,214,593x = 16,037,777,916,980,116
  5. Step 5: Solve for x
    x = 16,037,777,916,980,116/145,214,593
  6. Step 6: Final answer
    x = 110,441,916.24

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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.