Home / 144,995,652.25-200,093,988.96-78,916,624.31

Finding the Fourth Proportional to 144,995,652.25, 200,093,988.96 and 78,916,624.31

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Solution

The fourth proportional to 144,995,652.25, 200,093,988.96 and 78,916,624.31 is: 108,904,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,995,652.25 : 200,093,988.96 = 78,916,624.31 : x
  2. Step 2: Convert to fraction form
    144,995,652.25/200,093,988.96 = 78,916,624.31/x
  3. Step 3: Cross multiply
    144,995,652.25x = 200,093,988.96 × 78,916,624.31
  4. Step 4: Simplify right side
    144,995,652.25x = 15,790,742,153,945,844
  5. Step 5: Solve for x
    x = 15,790,742,153,945,844/144,995,652.25
  6. Step 6: Final answer
    x = 108,904,935.49

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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.