Home / 202,522,855.17-279,482,881.91-109,703,362.17

Finding the Fourth Proportional to 202,522,855.17, 279,482,881.91 and 109,703,362.17

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Solution

The fourth proportional to 202,522,855.17, 279,482,881.91 and 109,703,362.17 is: 151,391,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,522,855.17 : 279,482,881.91 = 109,703,362.17 : x
  2. Step 2: Convert to fraction form
    202,522,855.17/279,482,881.91 = 109,703,362.17/x
  3. Step 3: Cross multiply
    202,522,855.17x = 279,482,881.91 × 109,703,362.17
  4. Step 4: Simplify right side
    202,522,855.17x = 30,660,211,813,939,552
  5. Step 5: Solve for x
    x = 30,660,211,813,939,552/202,522,855.17
  6. Step 6: Final answer
    x = 151,391,366.61

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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.