Home / 205,015,502.16-282,921,208.56-115,726,244.76

Finding the Fourth Proportional to 205,015,502.16, 282,921,208.56 and 115,726,244.76

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Solution

The fourth proportional to 205,015,502.16, 282,921,208.56 and 115,726,244.76 is: 159,702,113.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,015,502.16 : 282,921,208.56 = 115,726,244.76 : x
  2. Step 2: Convert to fraction form
    205,015,502.16/282,921,208.56 = 115,726,244.76/x
  3. Step 3: Cross multiply
    205,015,502.16x = 282,921,208.56 × 115,726,244.76
  4. Step 4: Simplify right side
    205,015,502.16x = 32,741,409,029,609,568
  5. Step 5: Solve for x
    x = 32,741,409,029,609,568/205,015,502.16
  6. Step 6: Final answer
    x = 159,702,113.67

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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.