Home / 193,543,407.70-290,315,111.55-173,835,913.30

Finding the Fourth Proportional to 193,543,407.70, 290,315,111.55 and 173,835,913.30

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Solution

The fourth proportional to 193,543,407.70, 290,315,111.55 and 173,835,913.30 is: 260,753,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,543,407.70 : 290,315,111.55 = 173,835,913.30 : x
  2. Step 2: Convert to fraction form
    193,543,407.70/290,315,111.55 = 173,835,913.30/x
  3. Step 3: Cross multiply
    193,543,407.70x = 290,315,111.55 × 173,835,913.30
  4. Step 4: Simplify right side
    193,543,407.70x = 50,467,192,561,085,632
  5. Step 5: Solve for x
    x = 50,467,192,561,085,632/193,543,407.70
  6. Step 6: Final answer
    x = 260,753,869.95

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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.