Home / 193,145,859.43-289,718,862.93-47,582,250.43

Finding the Fourth Proportional to 193,145,859.43, 289,718,862.93 and 47,582,250.43

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Solution

The fourth proportional to 193,145,859.43, 289,718,862.93 and 47,582,250.43 is: 71,373,393.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,145,859.43 : 289,718,862.93 = 47,582,250.43 : x
  2. Step 2: Convert to fraction form
    193,145,859.43/289,718,862.93 = 47,582,250.43/x
  3. Step 3: Cross multiply
    193,145,859.43x = 289,718,862.93 × 47,582,250.43
  4. Step 4: Simplify right side
    193,145,859.43x = 13,785,475,490,230,104
  5. Step 5: Solve for x
    x = 13,785,475,490,230,104/193,145,859.43
  6. Step 6: Final answer
    x = 71,373,393.82

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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.