Home / 202,577,685.75-303,380,981.82-103,949,846.91

Finding the Fourth Proportional to 202,577,685.75, 303,380,981.82 and 103,949,846.91

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Solution

The fourth proportional to 202,577,685.75, 303,380,981.82 and 103,949,846.91 is: 155,675,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,577,685.75 : 303,380,981.82 = 103,949,846.91 : x
  2. Step 2: Convert to fraction form
    202,577,685.75/303,380,981.82 = 103,949,846.91/x
  3. Step 3: Cross multiply
    202,577,685.75x = 303,380,981.82 × 103,949,846.91
  4. Step 4: Simplify right side
    202,577,685.75x = 31,536,406,615,594,492
  5. Step 5: Solve for x
    x = 31,536,406,615,594,492/202,577,685.75
  6. Step 6: Final answer
    x = 155,675,618.95

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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.