Home / 261,492,437.70-360,832,859.73-161,004,917.70

Finding the Fourth Proportional to 261,492,437.70, 360,832,859.73 and 161,004,917.70

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Solution

The fourth proportional to 261,492,437.70, 360,832,859.73 and 161,004,917.70 is: 222,170,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,492,437.70 : 360,832,859.73 = 161,004,917.70 : x
  2. Step 2: Convert to fraction form
    261,492,437.70/360,832,859.73 = 161,004,917.70/x
  3. Step 3: Cross multiply
    261,492,437.70x = 360,832,859.73 × 161,004,917.70
  4. Step 4: Simplify right side
    261,492,437.70x = 58,095,864,884,284,296
  5. Step 5: Solve for x
    x = 58,095,864,884,284,296/261,492,437.70
  6. Step 6: Final answer
    x = 222,170,344.18

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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.